25016420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8747}}^1$

素因数の和:8780

約数の個数: 48

約数和(自身を含む): 61725888

約数和(自身を除く): 36709468

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 8747, 17494, 34988, 43735, 87470, 96217, 113711, 174940, 192434, 227422, 384868, 454844, 481085, 568555, 962170, 1137110, 1250821, 1924340, 2274220, 2501642, 5003284, 6254105, 12508210, 25016420]

約数ペア:

[(1, 25016420), (2, 12508210), (4, 6254105), (5, 5003284), (10, 2501642), (11, 2274220), (13, 1924340), (20, 1250821), (22, 1137110), (26, 962170), (44, 568555), (52, 481085), (55, 454844), (65, 384868), (110, 227422), (130, 192434), (143, 174940), (220, 113711), (260, 96217), (286, 87470), (572, 43735), (715, 34988), (1430, 17494), (2860, 8747)]