80709200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 244109376

約数和(自身を除く): 163400176

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 25, 26, 34, 40, 44, 50, 52, 55, 65, 68, 80, 83, 85, 88, 100, 104, 110, 130, 136, 143, 166, 170, 176, 187, 200, 208, 220, 221, 260, 272, 275, 286, 325, 332, 340, 374, 400, 415, 425, 440, 442, 520, 550, 572, 650, 664, 680, 715, 748, 830, 850, 880, 884, 913, 935, 1040, 1079, 1100, 1105, 1144, 1300, 1328, 1360, 1411, 1430, 1496, 1660, 1700, 1768, 1826, 1870, 2075, 2158, 2200, 2210, 2288, 2431, 2600, 2822, 2860, 2992, 3320, 3400, 3536, 3575, 3652, 3740, 4150, 4316, 4400, 4420, 4565, 4675, 4862, 5200, 5395, 5525, 5644, 5720, 6640, 6800, 7055, 7150, 7304, 7480, 8300, 8632, 8840, 9130, 9350, 9724, 10790, 11050, 11288, 11440, 11869, 12155, 14110, 14300, 14608, 14960, 15521, 16600, 17264, 17680, 18260, 18343, 18700, 19448, 21580, 22100, 22576, 22825, 23738, 24310, 26975, 28220, 28600, 31042, 33200, 35275, 36520, 36686, 37400, 38896, 43160, 44200, 45650, 47476, 48620, 53950, 56440, 57200, 59345, 60775, 62084, 70550, 73040, 73372, 74800, 77605, 86320, 88400, 91300, 91715, 94952, 97240, 107900, 112880, 118690, 121550, 124168, 141100, 146744, 155210, 182600, 183430, 189904, 194480, 201773, 215800, 237380, 243100, 248336, 282200, 293488, 296725, 310420, 365200, 366860, 388025, 403546, 431600, 458575, 474760, 486200, 564400, 593450, 620840, 733720, 776050, 807092, 917150, 949520, 972400, 1008865, 1186900, 1241680, 1467440, 1552100, 1614184, 1834300, 2017730, 2373800, 3104200, 3228368, 3668600, 4035460, 4747600, 5044325, 6208400, 7337200, 8070920, 10088650, 16141840, 20177300, 40354600, 80709200]

約数ペア:

[(1, 80709200), (2, 40354600), (4, 20177300), (5, 16141840), (8, 10088650), (10, 8070920), (11, 7337200), (13, 6208400), (16, 5044325), (17, 4747600), (20, 4035460), (22, 3668600), (25, 3228368), (26, 3104200), (34, 2373800), (40, 2017730), (44, 1834300), (50, 1614184), (52, 1552100), (55, 1467440), (65, 1241680), (68, 1186900), (80, 1008865), (83, 972400), (85, 949520), (88, 917150), (100, 807092), (104, 776050), (110, 733720), (130, 620840), (136, 593450), (143, 564400), (166, 486200), (170, 474760), (176, 458575), (187, 431600), (200, 403546), (208, 388025), (220, 366860), (221, 365200), (260, 310420), (272, 296725), (275, 293488), (286, 282200), (325, 248336), (332, 243100), (340, 237380), (374, 215800), (400, 201773), (415, 194480), (425, 189904), (440, 183430), (442, 182600), (520, 155210), (550, 146744), (572, 141100), (650, 124168), (664, 121550), (680, 118690), (715, 112880), (748, 107900), (830, 97240), (850, 94952), (880, 91715), (884, 91300), (913, 88400), (935, 86320), (1040, 77605), (1079, 74800), (1100, 73372), (1105, 73040), (1144, 70550), (1300, 62084), (1328, 60775), (1360, 59345), (1411, 57200), (1430, 56440), (1496, 53950), (1660, 48620), (1700, 47476), (1768, 45650), (1826, 44200), (1870, 43160), (2075, 38896), (2158, 37400), (2200, 36686), (2210, 36520), (2288, 35275), (2431, 33200), (2600, 31042), (2822, 28600), (2860, 28220), (2992, 26975), (3320, 24310), (3400, 23738), (3536, 22825), (3575, 22576), (3652, 22100), (3740, 21580), (4150, 19448), (4316, 18700), (4400, 18343), (4420, 18260), (4565, 17680), (4675, 17264), (4862, 16600), (5200, 15521), (5395, 14960), (5525, 14608), (5644, 14300), (5720, 14110), (6640, 12155), (6800, 11869), (7055, 11440), (7150, 11288), (7304, 11050), (7480, 10790), (8300, 9724), (8632, 9350), (8840, 9130)]