81931470400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{5717}}^1$

素因数の和:5818

約数の個数: 252

約数和(自身を含む): 222461271612

約数和(自身を除く): 140529801212

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 130, 160, 169, 200, 208, 212, 260, 265, 320, 325, 338, 400, 416, 424, 520, 530, 650, 676, 689, 800, 832, 845, 848, 1040, 1060, 1300, 1325, 1352, 1378, 1600, 1690, 1696, 2080, 2120, 2600, 2650, 2704, 2756, 3380, 3392, 3445, 4160, 4225, 4240, 5200, 5300, 5408, 5512, 5717, 6760, 6890, 8450, 8480, 8957, 10400, 10600, 10816, 11024, 11434, 13520, 13780, 16900, 16960, 17225, 17914, 20800, 21200, 22048, 22868, 27040, 27560, 28585, 33800, 34450, 35828, 42400, 44096, 44785, 45736, 54080, 55120, 57170, 67600, 68900, 71656, 74321, 84800, 89570, 91472, 110240, 114340, 135200, 137800, 142925, 143312, 148642, 179140, 182944, 220480, 223925, 228680, 270400, 275600, 285850, 286624, 297284, 303001, 358280, 365888, 371605, 447850, 457360, 551200, 571700, 573248, 594568, 606002, 716560, 743210, 895700, 914720, 966173, 1102400, 1143400, 1189136, 1212004, 1433120, 1486420, 1515005, 1791400, 1829440, 1858025, 1932346, 2286800, 2378272, 2424008, 2866240, 2972840, 3030010, 3582800, 3716050, 3864692, 3939013, 4573600, 4756544, 4830865, 4848016, 5945680, 6060020, 7165600, 7432100, 7575025, 7729384, 7878026, 9147200, 9661730, 9696032, 11891360, 12120040, 14331200, 14864200, 15150050, 15458768, 15756052, 19323460, 19392064, 19695065, 23782720, 24154325, 24240080, 29728400, 30300100, 30917536, 31512104, 38646920, 39390130, 48308650, 48480160, 51207169, 59456800, 60600200, 61835072, 63024208, 77293840, 78780260, 96617300, 96960320, 98475325, 102414338, 118913600, 121200400, 126048416, 154587680, 157560520, 193234600, 196950650, 204828676, 242400800, 252096832, 256035845, 309175360, 315121040, 386469200, 393901300, 409657352, 484801600, 512071690, 630242080, 772938400, 787802600, 819314704, 1024143380, 1260484160, 1280179225, 1545876800, 1575605200, 1638629408, 2048286760, 2560358450, 3151210400, 3277258816, 4096573520, 5120716900, 6302420800, 8193147040, 10241433800, 16386294080, 20482867600, 40965735200, 81931470400]

約数ペア:

[(1, 81931470400), (2, 40965735200), (4, 20482867600), (5, 16386294080), (8, 10241433800), (10, 8193147040), (13, 6302420800), (16, 5120716900), (20, 4096573520), (25, 3277258816), (26, 3151210400), (32, 2560358450), (40, 2048286760), (50, 1638629408), (52, 1575605200), (53, 1545876800), (64, 1280179225), (65, 1260484160), (80, 1024143380), (100, 819314704), (104, 787802600), (106, 772938400), (130, 630242080), (160, 512071690), (169, 484801600), (200, 409657352), (208, 393901300), (212, 386469200), (260, 315121040), (265, 309175360), (320, 256035845), (325, 252096832), (338, 242400800), (400, 204828676), (416, 196950650), (424, 193234600), (520, 157560520), (530, 154587680), (650, 126048416), (676, 121200400), (689, 118913600), (800, 102414338), (832, 98475325), (845, 96960320), (848, 96617300), (1040, 78780260), (1060, 77293840), (1300, 63024208), (1325, 61835072), (1352, 60600200), (1378, 59456800), (1600, 51207169), (1690, 48480160), (1696, 48308650), (2080, 39390130), (2120, 38646920), (2600, 31512104), (2650, 30917536), (2704, 30300100), (2756, 29728400), (3380, 24240080), (3392, 24154325), (3445, 23782720), (4160, 19695065), (4225, 19392064), (4240, 19323460), (5200, 15756052), (5300, 15458768), (5408, 15150050), (5512, 14864200), (5717, 14331200), (6760, 12120040), (6890, 11891360), (8450, 9696032), (8480, 9661730), (8957, 9147200), (10400, 7878026), (10600, 7729384), (10816, 7575025), (11024, 7432100), (11434, 7165600), (13520, 6060020), (13780, 5945680), (16900, 4848016), (16960, 4830865), (17225, 4756544), (17914, 4573600), (20800, 3939013), (21200, 3864692), (22048, 3716050), (22868, 3582800), (27040, 3030010), (27560, 2972840), (28585, 2866240), (33800, 2424008), (34450, 2378272), (35828, 2286800), (42400, 1932346), (44096, 1858025), (44785, 1829440), (45736, 1791400), (54080, 1515005), (55120, 1486420), (57170, 1433120), (67600, 1212004), (68900, 1189136), (71656, 1143400), (74321, 1102400), (84800, 966173), (89570, 914720), (91472, 895700), (110240, 743210), (114340, 716560), (135200, 606002), (137800, 594568), (142925, 573248), (143312, 571700), (148642, 551200), (179140, 457360), (182944, 447850), (220480, 371605), (223925, 365888), (228680, 358280), (270400, 303001), (275600, 297284), (285850, 286624)]