156970901960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{29956279}}^1$

素因数の和:29956421

約数の個数: 32

約数和(自身を含む): 355880606400

約数和(自身を除く): 198909704440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 29956279, 59912558, 119825116, 149781395, 239650232, 299562790, 599125580, 1198251160, 3924272549, 7848545098, 15697090196, 19621362745, 31394180392, 39242725490, 78485450980, 156970901960]

約数ペア:

[(1, 156970901960), (2, 78485450980), (4, 39242725490), (5, 31394180392), (8, 19621362745), (10, 15697090196), (20, 7848545098), (40, 3924272549), (131, 1198251160), (262, 599125580), (524, 299562790), (655, 239650232), (1048, 149781395), (1310, 119825116), (2620, 59912558), (5240, 29956279)]