2405625

素因数分解:

$3^1\times 5^4\times {\mathrm{1283}}^1$

素因数の和:1306

約数の個数: 20

約数和(自身を含む): 4011216

約数和(自身を除く): 1605591

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1283, 1875, 3849, 6415, 19245, 32075, 96225, 160375, 481125, 801875, 2405625]

約数ペア:

[(1, 2405625), (3, 801875), (5, 481125), (15, 160375), (25, 96225), (75, 32075), (125, 19245), (375, 6415), (625, 3849), (1283, 1875)]