16028125

素因数分解:

$5^5\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 20998656

約数和(自身を除く): 4970531

約数列:

[1, 5, 23, 25, 115, 125, 223, 575, 625, 1115, 2875, 3125, 5129, 5575, 14375, 25645, 27875, 71875, 128225, 139375, 641125, 696875, 3205625, 16028125]

約数ペア:

[(1, 16028125), (5, 3205625), (23, 696875), (25, 641125), (115, 139375), (125, 128225), (223, 71875), (575, 27875), (625, 25645), (1115, 14375), (2875, 5575), (3125, 5129)]