855103625

素因数分解:

$5^3\times {\mathrm{421}}^1\times {\mathrm{16249}}^1$

素因数の和:16685

約数の個数: 16

約数和(自身を含む): 1069770000

約数和(自身を除く): 214666375

約数列:

[1, 5, 25, 125, 421, 2105, 10525, 16249, 52625, 81245, 406225, 2031125, 6840829, 34204145, 171020725, 855103625]

約数ペア:

[(1, 855103625), (5, 171020725), (25, 34204145), (125, 6840829), (421, 2031125), (2105, 406225), (10525, 81245), (16249, 52625)]