78852800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 168

約数和(自身を含む): 222235776

約数和(自身を除く): 143382976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 80, 85, 100, 104, 130, 136, 160, 170, 200, 208, 221, 223, 260, 272, 320, 325, 340, 400, 416, 425, 442, 446, 520, 544, 650, 680, 800, 832, 850, 884, 892, 1040, 1088, 1105, 1115, 1300, 1360, 1600, 1700, 1768, 1784, 2080, 2210, 2230, 2600, 2720, 2899, 3400, 3536, 3568, 3791, 4160, 4420, 4460, 5200, 5440, 5525, 5575, 5798, 6800, 7072, 7136, 7582, 8840, 8920, 10400, 11050, 11150, 11596, 13600, 14144, 14272, 14495, 15164, 17680, 17840, 18955, 20800, 22100, 22300, 23192, 27200, 28990, 30328, 35360, 35680, 37910, 44200, 44600, 46384, 49283, 57980, 60656, 70720, 71360, 72475, 75820, 88400, 89200, 92768, 94775, 98566, 115960, 121312, 144950, 151640, 176800, 178400, 185536, 189550, 197132, 231920, 242624, 246415, 289900, 303280, 353600, 356800, 379100, 394264, 463840, 492830, 579800, 606560, 758200, 788528, 927680, 985660, 1159600, 1213120, 1232075, 1516400, 1577056, 1971320, 2319200, 2464150, 3032800, 3154112, 3942640, 4638400, 4928300, 6065600, 7885280, 9856600, 15770560, 19713200, 39426400, 78852800]

約数ペア:

[(1, 78852800), (2, 39426400), (4, 19713200), (5, 15770560), (8, 9856600), (10, 7885280), (13, 6065600), (16, 4928300), (17, 4638400), (20, 3942640), (25, 3154112), (26, 3032800), (32, 2464150), (34, 2319200), (40, 1971320), (50, 1577056), (52, 1516400), (64, 1232075), (65, 1213120), (68, 1159600), (80, 985660), (85, 927680), (100, 788528), (104, 758200), (130, 606560), (136, 579800), (160, 492830), (170, 463840), (200, 394264), (208, 379100), (221, 356800), (223, 353600), (260, 303280), (272, 289900), (320, 246415), (325, 242624), (340, 231920), (400, 197132), (416, 189550), (425, 185536), (442, 178400), (446, 176800), (520, 151640), (544, 144950), (650, 121312), (680, 115960), (800, 98566), (832, 94775), (850, 92768), (884, 89200), (892, 88400), (1040, 75820), (1088, 72475), (1105, 71360), (1115, 70720), (1300, 60656), (1360, 57980), (1600, 49283), (1700, 46384), (1768, 44600), (1784, 44200), (2080, 37910), (2210, 35680), (2230, 35360), (2600, 30328), (2720, 28990), (2899, 27200), (3400, 23192), (3536, 22300), (3568, 22100), (3791, 20800), (4160, 18955), (4420, 17840), (4460, 17680), (5200, 15164), (5440, 14495), (5525, 14272), (5575, 14144), (5798, 13600), (6800, 11596), (7072, 11150), (7136, 11050), (7582, 10400), (8840, 8920)]