66752660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3517}}^1$

素因数の和:3612

約数の個数: 48

約数和(自身を含む): 153075216

約数和(自身を除く): 86322556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3517, 3796, 4745, 7034, 9490, 14068, 17585, 18980, 35170, 45721, 70340, 91442, 182884, 228605, 256741, 457210, 513482, 914420, 1026964, 1283705, 2567410, 3337633, 5134820, 6675266, 13350532, 16688165, 33376330, 66752660]

約数ペア:

[(1, 66752660), (2, 33376330), (4, 16688165), (5, 13350532), (10, 6675266), (13, 5134820), (20, 3337633), (26, 2567410), (52, 1283705), (65, 1026964), (73, 914420), (130, 513482), (146, 457210), (260, 256741), (292, 228605), (365, 182884), (730, 91442), (949, 70340), (1460, 45721), (1898, 35170), (3517, 18980), (3796, 17585), (4745, 14068), (7034, 9490)]