81940430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{57301}}^1$

素因数の和:57332

約数の個数: 32

約数和(自身を含む): 173281248

約数和(自身を除く): 91340818

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 57301, 114602, 286505, 573010, 630311, 744913, 1260622, 1489826, 3151555, 3724565, 6303110, 7449130, 8194043, 16388086, 40970215, 81940430]

約数ペア:

[(1, 81940430), (2, 40970215), (5, 16388086), (10, 8194043), (11, 7449130), (13, 6303110), (22, 3724565), (26, 3151555), (55, 1489826), (65, 1260622), (110, 744913), (130, 630311), (143, 573010), (286, 286505), (715, 114602), (1430, 57301)]