77987416

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 162723600

約数和(自身を除く): 84736184

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 296, 338, 481, 676, 962, 1352, 1559, 1924, 3118, 3848, 6236, 6253, 12472, 12506, 20267, 25012, 40534, 50024, 57683, 81068, 115366, 162136, 230732, 263471, 461464, 526942, 749879, 1053884, 1499758, 2107768, 2999516, 5999032, 9748427, 19496854, 38993708, 77987416]

約数ペア:

[(1, 77987416), (2, 38993708), (4, 19496854), (8, 9748427), (13, 5999032), (26, 2999516), (37, 2107768), (52, 1499758), (74, 1053884), (104, 749879), (148, 526942), (169, 461464), (296, 263471), (338, 230732), (481, 162136), (676, 115366), (962, 81068), (1352, 57683), (1559, 50024), (1924, 40534), (3118, 25012), (3848, 20267), (6236, 12506), (6253, 12472)]