82815160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121787}}^1$

素因数の和:121815

約数の個数: 32

約数和(自身を含む): 197296560

約数和(自身を除く): 114481400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 121787, 243574, 487148, 608935, 974296, 1217870, 2070379, 2435740, 4140758, 4871480, 8281516, 10351895, 16563032, 20703790, 41407580, 82815160]

約数ペア:

[(1, 82815160), (2, 41407580), (4, 20703790), (5, 16563032), (8, 10351895), (10, 8281516), (17, 4871480), (20, 4140758), (34, 2435740), (40, 2070379), (68, 1217870), (85, 974296), (136, 608935), (170, 487148), (340, 243574), (680, 121787)]