30140625

素因数分解:

$3^1\times 5^6\times {\mathrm{643}}^1$

素因数の和:676

約数の個数: 28

約数和(自身を含む): 50311856

約数和(自身を除く): 20171231

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 643, 1875, 1929, 3125, 3215, 9375, 9645, 15625, 16075, 46875, 48225, 80375, 241125, 401875, 1205625, 2009375, 6028125, 10046875, 30140625]

約数ペア:

[(1, 30140625), (3, 10046875), (5, 6028125), (15, 2009375), (25, 1205625), (75, 401875), (125, 241125), (375, 80375), (625, 48225), (643, 46875), (1875, 16075), (1929, 15625), (3125, 9645), (3215, 9375)]