68804025

素因数分解:

$3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{2243}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 114084960

約数和(自身を除く): 45280935

約数列:

[1, 3, 5, 15, 25, 75, 409, 1227, 2045, 2243, 6135, 6729, 10225, 11215, 30675, 33645, 56075, 168225, 917387, 2752161, 4586935, 13760805, 22934675, 68804025]

約数ペア:

[(1, 68804025), (3, 22934675), (5, 13760805), (15, 4586935), (25, 2752161), (75, 917387), (409, 168225), (1227, 56075), (2045, 33645), (2243, 30675), (6135, 11215), (6729, 10225)]