49538025

素因数分解:

$3^2\times 5^2\times {\mathrm{220169}}^1$

素因数の和:220185

約数の個数: 18

約数和(自身を含む): 88728510

約数和(自身を除く): 39190485

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 220169, 660507, 1100845, 1981521, 3302535, 5504225, 9907605, 16512675, 49538025]

約数ペア:

[(1, 49538025), (3, 16512675), (5, 9907605), (9, 5504225), (15, 3302535), (25, 1981521), (45, 1100845), (75, 660507), (225, 220169)]