82840820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{613}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 181031760

約数和(自身を除く): 98190940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 233, 290, 466, 580, 613, 932, 1165, 1226, 2330, 2452, 3065, 4660, 6130, 6757, 12260, 13514, 17777, 27028, 33785, 35554, 67570, 71108, 88885, 135140, 142829, 177770, 285658, 355540, 571316, 714145, 1428290, 2856580, 4142041, 8284082, 16568164, 20710205, 41420410, 82840820]

約数ペア:

[(1, 82840820), (2, 41420410), (4, 20710205), (5, 16568164), (10, 8284082), (20, 4142041), (29, 2856580), (58, 1428290), (116, 714145), (145, 571316), (233, 355540), (290, 285658), (466, 177770), (580, 142829), (613, 135140), (932, 88885), (1165, 71108), (1226, 67570), (2330, 35554), (2452, 33785), (3065, 27028), (4660, 17777), (6130, 13514), (6757, 12260)]