64996060

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{25589}}^1$

素因数の和:25725

約数の個数: 24

約数和(自身を含む): 137571840

約数和(自身を除く): 72575780

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 25589, 51178, 102356, 127945, 255890, 511780, 3249803, 6499606, 12999212, 16249015, 32498030, 64996060]

約数ペア:

[(1, 64996060), (2, 32498030), (4, 16249015), (5, 12999212), (10, 6499606), (20, 3249803), (127, 511780), (254, 255890), (508, 127945), (635, 102356), (1270, 51178), (2540, 25589)]