7850497540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{499}}^1\times {\mathrm{1487}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 17280144000

約数和(自身を除く): 9429646460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 499, 529, 998, 1058, 1487, 1996, 2116, 2495, 2645, 2974, 4990, 5290, 5948, 7435, 9980, 10580, 11477, 14870, 22954, 29740, 34201, 45908, 57385, 68402, 114770, 136804, 171005, 229540, 263971, 342010, 527942, 684020, 742013, 786623, 1055884, 1319855, 1484026, 1573246, 2639710, 2968052, 3146492, 3710065, 3933115, 5279420, 7420130, 7866230, 14840260, 15732460, 17066299, 34132598, 68265196, 85331495, 170662990, 341325980, 392524877, 785049754, 1570099508, 1962624385, 3925248770, 7850497540]

約数ペア:

[(1, 7850497540), (2, 3925248770), (4, 1962624385), (5, 1570099508), (10, 785049754), (20, 392524877), (23, 341325980), (46, 170662990), (92, 85331495), (115, 68265196), (230, 34132598), (460, 17066299), (499, 15732460), (529, 14840260), (998, 7866230), (1058, 7420130), (1487, 5279420), (1996, 3933115), (2116, 3710065), (2495, 3146492), (2645, 2968052), (2974, 2639710), (4990, 1573246), (5290, 1484026), (5948, 1319855), (7435, 1055884), (9980, 786623), (10580, 742013), (11477, 684020), (14870, 527942), (22954, 342010), (29740, 263971), (34201, 229540), (45908, 171005), (57385, 136804), (68402, 114770)]