156742510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1201}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 292172544

約数和(自身を除く): 135430034

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 421, 842, 1201, 2105, 2402, 4210, 6005, 12010, 13051, 26102, 37231, 65255, 74462, 130510, 186155, 372310, 505621, 1011242, 2528105, 5056210, 15674251, 31348502, 78371255, 156742510]

約数ペア:

[(1, 156742510), (2, 78371255), (5, 31348502), (10, 15674251), (31, 5056210), (62, 2528105), (155, 1011242), (310, 505621), (421, 372310), (842, 186155), (1201, 130510), (2105, 74462), (2402, 65255), (4210, 37231), (6005, 26102), (12010, 13051)]