5420375

素因数分解:

$5^3\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:539

約数の個数: 16

約数和(自身を含む): 6846528

約数和(自身を除く): 1426153

約数列:

[1, 5, 25, 103, 125, 421, 515, 2105, 2575, 10525, 12875, 43363, 52625, 216815, 1084075, 5420375]

約数ペア:

[(1, 5420375), (5, 1084075), (25, 216815), (103, 52625), (125, 43363), (421, 12875), (515, 10525), (2105, 2575)]