64859740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2609}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 149960160

約数和(自身を除く): 85100420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 2260, 2486, 2609, 4972, 5218, 6215, 10436, 12430, 13045, 24860, 26090, 28699, 52180, 57398, 114796, 143495, 286990, 294817, 573980, 589634, 1179268, 1474085, 2948170, 3242987, 5896340, 6485974, 12971948, 16214935, 32429870, 64859740]

約数ペア:

[(1, 64859740), (2, 32429870), (4, 16214935), (5, 12971948), (10, 6485974), (11, 5896340), (20, 3242987), (22, 2948170), (44, 1474085), (55, 1179268), (110, 589634), (113, 573980), (220, 294817), (226, 286990), (452, 143495), (565, 114796), (1130, 57398), (1243, 52180), (2260, 28699), (2486, 26090), (2609, 24860), (4972, 13045), (5218, 12430), (6215, 10436)]