8769280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 24724224

約数和(自身を除く): 15954944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 128, 130, 136, 155, 160, 170, 208, 221, 248, 256, 260, 272, 310, 320, 340, 403, 416, 442, 496, 520, 527, 544, 620, 640, 680, 806, 832, 884, 992, 1040, 1054, 1088, 1105, 1240, 1280, 1360, 1612, 1664, 1768, 1984, 2015, 2080, 2108, 2176, 2210, 2480, 2635, 2720, 3224, 3328, 3536, 3968, 4030, 4160, 4216, 4352, 4420, 4960, 5270, 5440, 6448, 6851, 7072, 7936, 8060, 8320, 8432, 8840, 9920, 10540, 10880, 12896, 13702, 14144, 16120, 16640, 16864, 17680, 19840, 21080, 21760, 25792, 27404, 28288, 32240, 33728, 34255, 35360, 39680, 42160, 51584, 54808, 56576, 64480, 67456, 68510, 70720, 84320, 103168, 109616, 128960, 134912, 137020, 141440, 168640, 219232, 257920, 274040, 282880, 337280, 438464, 515840, 548080, 674560, 876928, 1096160, 1753856, 2192320, 4384640, 8769280]

約数ペア:

[(1, 8769280), (2, 4384640), (4, 2192320), (5, 1753856), (8, 1096160), (10, 876928), (13, 674560), (16, 548080), (17, 515840), (20, 438464), (26, 337280), (31, 282880), (32, 274040), (34, 257920), (40, 219232), (52, 168640), (62, 141440), (64, 137020), (65, 134912), (68, 128960), (80, 109616), (85, 103168), (104, 84320), (124, 70720), (128, 68510), (130, 67456), (136, 64480), (155, 56576), (160, 54808), (170, 51584), (208, 42160), (221, 39680), (248, 35360), (256, 34255), (260, 33728), (272, 32240), (310, 28288), (320, 27404), (340, 25792), (403, 21760), (416, 21080), (442, 19840), (496, 17680), (520, 16864), (527, 16640), (544, 16120), (620, 14144), (640, 13702), (680, 12896), (806, 10880), (832, 10540), (884, 9920), (992, 8840), (1040, 8432), (1054, 8320), (1088, 8060), (1105, 7936), (1240, 7072), (1280, 6851), (1360, 6448), (1612, 5440), (1664, 5270), (1768, 4960), (1984, 4420), (2015, 4352), (2080, 4216), (2108, 4160), (2176, 4030), (2210, 3968), (2480, 3536), (2635, 3328), (2720, 3224)]