42452540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2437}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 97480992

約数和(自身を除く): 55028452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 2437, 3484, 4355, 4874, 8710, 9748, 12185, 17420, 24370, 31681, 48740, 63362, 126724, 158405, 163279, 316810, 326558, 633620, 653116, 816395, 1632790, 2122627, 3265580, 4245254, 8490508, 10613135, 21226270, 42452540]

約数ペア:

[(1, 42452540), (2, 21226270), (4, 10613135), (5, 8490508), (10, 4245254), (13, 3265580), (20, 2122627), (26, 1632790), (52, 816395), (65, 653116), (67, 633620), (130, 326558), (134, 316810), (260, 163279), (268, 158405), (335, 126724), (670, 63362), (871, 48740), (1340, 31681), (1742, 24370), (2437, 17420), (3484, 12185), (4355, 9748), (4874, 8710)]