20254375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1452

約数の個数: 20

約数和(自身を含む): 26429040

約数和(自身を除く): 6174665

約数列:

[1, 5, 23, 25, 115, 125, 575, 625, 1409, 2875, 7045, 14375, 32407, 35225, 162035, 176125, 810175, 880625, 4050875, 20254375]

約数ペア:

[(1, 20254375), (5, 4050875), (23, 880625), (25, 810175), (115, 176125), (125, 162035), (575, 35225), (625, 32407), (1409, 14375), (2875, 7045)]