68964580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8819}}^1$

素因数の和:8868

約数の個数: 48

約数和(自身を含む): 160030080

約数和(自身を除く): 91065500

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 8819, 17638, 35276, 44095, 88190, 149923, 176380, 202837, 299846, 405674, 599692, 749615, 811348, 1014185, 1499230, 2028370, 2998460, 3448229, 4056740, 6896458, 13792916, 17241145, 34482290, 68964580]

約数ペア:

[(1, 68964580), (2, 34482290), (4, 17241145), (5, 13792916), (10, 6896458), (17, 4056740), (20, 3448229), (23, 2998460), (34, 2028370), (46, 1499230), (68, 1014185), (85, 811348), (92, 749615), (115, 599692), (170, 405674), (230, 299846), (340, 202837), (391, 176380), (460, 149923), (782, 88190), (1564, 44095), (1955, 35276), (3910, 17638), (7820, 8819)]