64220724

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{4139}}^1$

素因数の和:4580

約数の個数: 36

約数和(自身を含む): 162751680

約数和(自身を除く): 98530956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 4139, 5172, 7758, 8278, 12417, 15516, 16556, 24834, 37251, 49668, 74502, 149004, 1783909, 3567818, 5351727, 7135636, 10703454, 16055181, 21406908, 32110362, 64220724]

約数ペア:

[(1, 64220724), (2, 32110362), (3, 21406908), (4, 16055181), (6, 10703454), (9, 7135636), (12, 5351727), (18, 3567818), (36, 1783909), (431, 149004), (862, 74502), (1293, 49668), (1724, 37251), (2586, 24834), (3879, 16556), (4139, 15516), (5172, 12417), (7758, 8278)]