68987710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20231}}^1$

素因数の和:20280

約数の個数: 32

約数和(自身を含む): 139843584

約数和(自身を除く): 70855874

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 20231, 40462, 101155, 202310, 222541, 445082, 627161, 1112705, 1254322, 2225410, 3135805, 6271610, 6898771, 13797542, 34493855, 68987710]

約数ペア:

[(1, 68987710), (2, 34493855), (5, 13797542), (10, 6898771), (11, 6271610), (22, 3135805), (31, 2225410), (55, 1254322), (62, 1112705), (110, 627161), (155, 445082), (310, 222541), (341, 202310), (682, 101155), (1705, 40462), (3410, 20231)]