3995625

素因数分解:

$3^1\times 5^4\times {\mathrm{2131}}^1$

素因数の和:2154

約数の個数: 20

約数和(自身を含む): 6660368

約数和(自身を除く): 2664743

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 2131, 6393, 10655, 31965, 53275, 159825, 266375, 799125, 1331875, 3995625]

約数ペア:

[(1, 3995625), (3, 1331875), (5, 799125), (15, 266375), (25, 159825), (75, 53275), (125, 31965), (375, 10655), (625, 6393), (1875, 2131)]