99827080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 232151040

約数和(自身を除く): 132323960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 127, 172, 215, 254, 344, 430, 457, 508, 635, 860, 914, 1016, 1270, 1720, 1828, 2285, 2540, 3656, 4570, 5080, 5461, 9140, 10922, 18280, 19651, 21844, 27305, 39302, 43688, 54610, 58039, 78604, 98255, 109220, 116078, 157208, 196510, 218440, 232156, 290195, 393020, 464312, 580390, 786040, 1160780, 2321560, 2495677, 4991354, 9982708, 12478385, 19965416, 24956770, 49913540, 99827080]

約数ペア:

[(1, 99827080), (2, 49913540), (4, 24956770), (5, 19965416), (8, 12478385), (10, 9982708), (20, 4991354), (40, 2495677), (43, 2321560), (86, 1160780), (127, 786040), (172, 580390), (215, 464312), (254, 393020), (344, 290195), (430, 232156), (457, 218440), (508, 196510), (635, 157208), (860, 116078), (914, 109220), (1016, 98255), (1270, 78604), (1720, 58039), (1828, 54610), (2285, 43688), (2540, 39302), (3656, 27305), (4570, 21844), (5080, 19651), (5461, 18280), (9140, 10922)]