51288770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{394529}}^1$

素因数の和:394549

約数の個数: 16

約数和(自身を含む): 99421560

約数和(自身を除く): 48132790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 394529, 789058, 1972645, 3945290, 5128877, 10257754, 25644385, 51288770]

約数ペア:

[(1, 51288770), (2, 25644385), (5, 10257754), (10, 5128877), (13, 3945290), (26, 1972645), (65, 789058), (130, 394529)]