4988125

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:390

約数の個数: 20

約数和(自身を含む): 6522912

約数和(自身を除く): 1534787

約数列:

[1, 5, 23, 25, 115, 125, 347, 575, 625, 1735, 2875, 7981, 8675, 14375, 39905, 43375, 199525, 216875, 997625, 4988125]

約数ペア:

[(1, 4988125), (5, 997625), (23, 216875), (25, 199525), (115, 43375), (125, 39905), (347, 14375), (575, 8675), (625, 7981), (1735, 2875)]