53421160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5407}}^1$

素因数の和:5450

約数の個数: 64

約数和(自身を含む): 136281600

約数和(自身を除く): 82860440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5407, 9880, 10814, 21628, 27035, 43256, 54070, 70291, 102733, 108140, 140582, 205466, 216280, 281164, 351455, 410932, 513665, 562328, 702910, 821864, 1027330, 1335529, 1405820, 2054660, 2671058, 2811640, 4109320, 5342116, 6677645, 10684232, 13355290, 26710580, 53421160]

約数ペア:

[(1, 53421160), (2, 26710580), (4, 13355290), (5, 10684232), (8, 6677645), (10, 5342116), (13, 4109320), (19, 2811640), (20, 2671058), (26, 2054660), (38, 1405820), (40, 1335529), (52, 1027330), (65, 821864), (76, 702910), (95, 562328), (104, 513665), (130, 410932), (152, 351455), (190, 281164), (247, 216280), (260, 205466), (380, 140582), (494, 108140), (520, 102733), (760, 70291), (988, 54070), (1235, 43256), (1976, 27035), (2470, 21628), (4940, 10814), (5407, 9880)]