68749480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{32429}}^1$

素因数の和:32493

約数の個数: 32

約数和(自身を含む): 157609800

約数和(自身を除く): 88860320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 32429, 64858, 129716, 162145, 259432, 324290, 648580, 1297160, 1718737, 3437474, 6874948, 8593685, 13749896, 17187370, 34374740, 68749480]

約数ペア:

[(1, 68749480), (2, 34374740), (4, 17187370), (5, 13749896), (8, 8593685), (10, 6874948), (20, 3437474), (40, 1718737), (53, 1297160), (106, 648580), (212, 324290), (265, 259432), (424, 162145), (530, 129716), (1060, 64858), (2120, 32429)]