87150320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{14923}}^1$

素因数の和:15009

約数の個数: 40

約数和(自身を含む): 205413936

約数和(自身を除く): 118263616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 14923, 29846, 59692, 74615, 119384, 149230, 238768, 298460, 596920, 1089379, 1193840, 2178758, 4357516, 5446895, 8715032, 10893790, 17430064, 21787580, 43575160, 87150320]

約数ペア:

[(1, 87150320), (2, 43575160), (4, 21787580), (5, 17430064), (8, 10893790), (10, 8715032), (16, 5446895), (20, 4357516), (40, 2178758), (73, 1193840), (80, 1089379), (146, 596920), (292, 298460), (365, 238768), (584, 149230), (730, 119384), (1168, 74615), (1460, 59692), (2920, 29846), (5840, 14923)]