51310018540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{126961}}^1$

素因数の和:127159

約数の個数: 72

約数和(自身を含む): 119147234976

約数和(自身を除く): 67837216436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 167, 220, 242, 334, 484, 605, 668, 835, 1210, 1670, 1837, 2420, 3340, 3674, 7348, 9185, 18370, 20207, 36740, 40414, 80828, 101035, 126961, 202070, 253922, 404140, 507844, 634805, 1269610, 1396571, 2539220, 2793142, 5586284, 6982855, 13965710, 15362281, 21202487, 27931420, 30724562, 42404974, 61449124, 76811405, 84809948, 106012435, 153622810, 212024870, 233227357, 307245620, 424049740, 466454714, 932909428, 1166136785, 2332273570, 2565500927, 4664547140, 5131001854, 10262003708, 12827504635, 25655009270, 51310018540]

約数ペア:

[(1, 51310018540), (2, 25655009270), (4, 12827504635), (5, 10262003708), (10, 5131001854), (11, 4664547140), (20, 2565500927), (22, 2332273570), (44, 1166136785), (55, 932909428), (110, 466454714), (121, 424049740), (167, 307245620), (220, 233227357), (242, 212024870), (334, 153622810), (484, 106012435), (605, 84809948), (668, 76811405), (835, 61449124), (1210, 42404974), (1670, 30724562), (1837, 27931420), (2420, 21202487), (3340, 15362281), (3674, 13965710), (7348, 6982855), (9185, 5586284), (18370, 2793142), (20207, 2539220), (36740, 1396571), (40414, 1269610), (80828, 634805), (101035, 507844), (126961, 404140), (202070, 253922)]