20161225255

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{343199}}^1$

素因数の和:343614

約数の個数: 16

約数和(自身を含む): 25039872000

約数和(自身を除く): 4878646745

約数列:

[1, 5, 31, 155, 379, 1895, 11749, 58745, 343199, 1715995, 10639169, 53195845, 130072421, 650362105, 4032245051, 20161225255]

約数ペア:

[(1, 20161225255), (5, 4032245051), (31, 650362105), (155, 130072421), (379, 53195845), (1895, 10639169), (11749, 1715995), (58745, 343199)]