201000125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{51871}}^1$

素因数の和:51917

約数の個数: 16

約数和(自身を含む): 258945024

約数和(自身を除く): 57944899

約数列:

[1, 5, 25, 31, 125, 155, 775, 3875, 51871, 259355, 1296775, 1608001, 6483875, 8040005, 40200025, 201000125]

約数ペア:

[(1, 201000125), (5, 40200025), (25, 8040005), (31, 6483875), (125, 1608001), (155, 1296775), (775, 259355), (3875, 51871)]