425751940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{757}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 911910384

約数和(自身を除く): 486158444

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 461, 610, 757, 922, 1220, 1514, 1844, 2305, 3028, 3785, 4610, 7570, 9220, 15140, 28121, 46177, 56242, 92354, 112484, 140605, 184708, 230885, 281210, 348977, 461770, 562420, 697954, 923540, 1395908, 1744885, 3489770, 6979540, 21287597, 42575194, 85150388, 106437985, 212875970, 425751940]

約数ペア:

[(1, 425751940), (2, 212875970), (4, 106437985), (5, 85150388), (10, 42575194), (20, 21287597), (61, 6979540), (122, 3489770), (244, 1744885), (305, 1395908), (461, 923540), (610, 697954), (757, 562420), (922, 461770), (1220, 348977), (1514, 281210), (1844, 230885), (2305, 184708), (3028, 140605), (3785, 112484), (4610, 92354), (7570, 56242), (9220, 46177), (15140, 28121)]