204400615

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{3319}}^1$

素因数の和:3546

約数の個数: 16

約数和(自身を含む): 249796800

約数和(自身を除く): 45396185

約数列:

[1, 5, 109, 113, 545, 565, 3319, 12317, 16595, 61585, 361771, 375047, 1808855, 1875235, 40880123, 204400615]

約数ペア:

[(1, 204400615), (5, 40880123), (109, 1875235), (113, 1808855), (545, 375047), (565, 361771), (3319, 61585), (12317, 16595)]