215625

素因数分解:

$3^1\times 5^5\times {\mathrm{23}}^1$

素因数の和:51

約数の個数: 24

約数和(自身を含む): 374976

約数和(自身を除く): 159351

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 625, 1725, 1875, 2875, 3125, 8625, 9375, 14375, 43125, 71875, 215625]

約数ペア:

[(1, 215625), (3, 71875), (5, 43125), (15, 14375), (23, 9375), (25, 8625), (69, 3125), (75, 2875), (115, 1875), (125, 1725), (345, 625), (375, 575)]