2519375

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 20

約数和(自身を含む): 3280200

約数和(自身を除く): 760825

約数列:

[1, 5, 25, 29, 125, 139, 145, 625, 695, 725, 3475, 3625, 4031, 17375, 18125, 20155, 86875, 100775, 503875, 2519375]

約数ペア:

[(1, 2519375), (5, 503875), (25, 100775), (29, 86875), (125, 20155), (139, 18125), (145, 17375), (625, 4031), (695, 3625), (725, 3475)]