68702440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1522

約数の個数: 64

約数和(自身を含む): 166095360

約数和(自身を除く): 97392920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 1423, 2414, 2840, 2846, 4828, 5692, 6035, 7115, 9656, 11384, 12070, 14230, 24140, 24191, 28460, 48280, 48382, 56920, 96764, 101033, 120955, 193528, 202066, 241910, 404132, 483820, 505165, 808264, 967640, 1010330, 1717561, 2020660, 3435122, 4041320, 6870244, 8587805, 13740488, 17175610, 34351220, 68702440]

約数ペア:

[(1, 68702440), (2, 34351220), (4, 17175610), (5, 13740488), (8, 8587805), (10, 6870244), (17, 4041320), (20, 3435122), (34, 2020660), (40, 1717561), (68, 1010330), (71, 967640), (85, 808264), (136, 505165), (142, 483820), (170, 404132), (284, 241910), (340, 202066), (355, 193528), (568, 120955), (680, 101033), (710, 96764), (1207, 56920), (1420, 48382), (1423, 48280), (2414, 28460), (2840, 24191), (2846, 24140), (4828, 14230), (5692, 12070), (6035, 11384), (7115, 9656)]