68269375

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{5749}}^1$

素因数の和:5788

約数の個数: 20

約数和(自身を含む): 89815000

約数和(自身を除く): 21545625

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 5749, 11875, 28745, 109231, 143725, 546155, 718625, 2730775, 3593125, 13653875, 68269375]

約数ペア:

[(1, 68269375), (5, 13653875), (19, 3593125), (25, 2730775), (95, 718625), (125, 546155), (475, 143725), (625, 109231), (2375, 28745), (5749, 11875)]