1840378025

素因数分解:

$5^2\times {\mathrm{1021}}^1\times {\mathrm{72101}}^1$

素因数の和:73132

約数の個数: 12

約数和(自身を含む): 2284335564

約数和(自身を除く): 443957539

約数列:

[1, 5, 25, 1021, 5105, 25525, 72101, 360505, 1802525, 73615121, 368075605, 1840378025]

約数ペア:

[(1, 1840378025), (5, 368075605), (25, 73615121), (1021, 1802525), (5105, 360505), (25525, 72101)]