68905885

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{2131}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 85962240

約数和(自身を除く): 17056355

約数列:

[1, 5, 29, 145, 223, 1115, 2131, 6467, 10655, 32335, 61799, 308995, 475213, 2376065, 13781177, 68905885]

約数ペア:

[(1, 68905885), (5, 13781177), (29, 2376065), (145, 475213), (223, 308995), (1115, 61799), (2131, 32335), (6467, 10655)]