203412875

素因数分解:

$5^3\times {\mathrm{397}}^1\times {\mathrm{4099}}^1$

素因数の和:4511

約数の個数: 16

約数和(自身を含む): 254560800

約数和(自身を除く): 51147925

約数列:

[1, 5, 25, 125, 397, 1985, 4099, 9925, 20495, 49625, 102475, 512375, 1627303, 8136515, 40682575, 203412875]

約数ペア:

[(1, 203412875), (5, 40682575), (25, 8136515), (125, 1627303), (397, 512375), (1985, 102475), (4099, 49625), (9925, 20495)]