81453424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4957}}^1$

素因数の和:5057

約数の個数: 40

約数和(自身を含む): 172141760

約数和(自身を除く): 90688336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 4957, 8216, 9914, 16432, 19828, 39656, 64441, 79312, 128882, 257764, 391603, 515528, 783206, 1031056, 1566412, 3132824, 5090839, 6265648, 10181678, 20363356, 40726712, 81453424]

約数ペア:

[(1, 81453424), (2, 40726712), (4, 20363356), (8, 10181678), (13, 6265648), (16, 5090839), (26, 3132824), (52, 1566412), (79, 1031056), (104, 783206), (158, 515528), (208, 391603), (316, 257764), (632, 128882), (1027, 79312), (1264, 64441), (2054, 39656), (4108, 19828), (4957, 16432), (8216, 9914)]