104969080

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10211}}^1$

素因数の和:10479

約数の個数: 32

約数和(自身を含む): 237122640

約数和(自身を除く): 132153560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10211, 10280, 20422, 40844, 51055, 81688, 102110, 204220, 408440, 2624227, 5248454, 10496908, 13121135, 20993816, 26242270, 52484540, 104969080]

約数ペア:

[(1, 104969080), (2, 52484540), (4, 26242270), (5, 20993816), (8, 13121135), (10, 10496908), (20, 5248454), (40, 2624227), (257, 408440), (514, 204220), (1028, 102110), (1285, 81688), (2056, 51055), (2570, 40844), (5140, 20422), (10211, 10280)]