280020250

素因数分解:

$2^1\times 5^3\times {\mathrm{1120081}}^1$

素因数の和:1120098

約数の個数: 16

約数和(自身を含む): 524198376

約数和(自身を除く): 244178126

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 1120081, 2240162, 5600405, 11200810, 28002025, 56004050, 140010125, 280020250]

約数ペア:

[(1, 280020250), (2, 140010125), (5, 56004050), (10, 28002025), (25, 11200810), (50, 5600405), (125, 2240162), (250, 1120081)]