79515920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90359}}^1$

素因数の和:90383

約数の個数: 40

約数和(自身を含む): 201683520

約数和(自身を除く): 122167600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 90359, 180718, 361436, 451795, 722872, 903590, 993949, 1445744, 1807180, 1987898, 3614360, 3975796, 4969745, 7228720, 7951592, 9939490, 15903184, 19878980, 39757960, 79515920]

約数ペア:

[(1, 79515920), (2, 39757960), (4, 19878980), (5, 15903184), (8, 9939490), (10, 7951592), (11, 7228720), (16, 4969745), (20, 3975796), (22, 3614360), (40, 1987898), (44, 1807180), (55, 1445744), (80, 993949), (88, 903590), (110, 722872), (176, 451795), (220, 361436), (440, 180718), (880, 90359)]