68454906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 87220614

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 53, 58, 78, 87, 106, 159, 174, 318, 377, 571, 689, 754, 1131, 1142, 1378, 1537, 1713, 2067, 2262, 3074, 3426, 4134, 4611, 7423, 9222, 14846, 16559, 19981, 22269, 30263, 33118, 39962, 44538, 49677, 59943, 60526, 90789, 99354, 119886, 181578, 215267, 393419, 430534, 645801, 786838, 877627, 1180257, 1291602, 1755254, 2360514, 2632881, 5265762, 11409151, 22818302, 34227453, 68454906]

約数ペア:

[(1, 68454906), (2, 34227453), (3, 22818302), (6, 11409151), (13, 5265762), (26, 2632881), (29, 2360514), (39, 1755254), (53, 1291602), (58, 1180257), (78, 877627), (87, 786838), (106, 645801), (159, 430534), (174, 393419), (318, 215267), (377, 181578), (571, 119886), (689, 99354), (754, 90789), (1131, 60526), (1142, 59943), (1378, 49677), (1537, 44538), (1713, 39962), (2067, 33118), (2262, 30263), (3074, 22269), (3426, 19981), (4134, 16559), (4611, 14846), (7423, 9222)]