81430910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{5651}}^1$

素因数の和:5800

約数の個数: 32

約数和(自身を含む): 161149824

約数和(自身を除く): 79718914

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 2882, 5651, 7205, 11302, 14410, 28255, 56510, 62161, 124322, 310805, 621610, 740281, 1480562, 3701405, 7402810, 8143091, 16286182, 40715455, 81430910]

約数ペア:

[(1, 81430910), (2, 40715455), (5, 16286182), (10, 8143091), (11, 7402810), (22, 3701405), (55, 1480562), (110, 740281), (131, 621610), (262, 310805), (655, 124322), (1310, 62161), (1441, 56510), (2882, 28255), (5651, 14410), (7205, 11302)]