68995615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 93252096

約数和(自身を除く): 24256481

約数列:

[1, 5, 13, 31, 65, 97, 155, 353, 403, 485, 1261, 1765, 2015, 3007, 4589, 6305, 10943, 15035, 22945, 34241, 39091, 54715, 142259, 171205, 195455, 445133, 711295, 1061471, 2225665, 5307355, 13799123, 68995615]

約数ペア:

[(1, 68995615), (5, 13799123), (13, 5307355), (31, 2225665), (65, 1061471), (97, 711295), (155, 445133), (353, 195455), (403, 171205), (485, 142259), (1261, 54715), (1765, 39091), (2015, 34241), (3007, 22945), (4589, 15035), (6305, 10943)]