55878280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17683}}^1$

素因数の和:17773

約数の個数: 32

約数和(自身を含む): 127324800

約数和(自身を除く): 71446520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17683, 35366, 70732, 88415, 141464, 176830, 353660, 707320, 1396957, 2793914, 5587828, 6984785, 11175656, 13969570, 27939140, 55878280]

約数ペア:

[(1, 55878280), (2, 27939140), (4, 13969570), (5, 11175656), (8, 6984785), (10, 5587828), (20, 2793914), (40, 1396957), (79, 707320), (158, 353660), (316, 176830), (395, 141464), (632, 88415), (790, 70732), (1580, 35366), (3160, 17683)]