101971580

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{25621}}^1$

素因数の和:25829

約数の個数: 24

約数和(自身を含む): 215224800

約数和(自身を除く): 113253220

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 25621, 51242, 102484, 128105, 256210, 512420, 5098579, 10197158, 20394316, 25492895, 50985790, 101971580]

約数ペア:

[(1, 101971580), (2, 50985790), (4, 25492895), (5, 20394316), (10, 10197158), (20, 5098579), (199, 512420), (398, 256210), (796, 128105), (995, 102484), (1990, 51242), (3980, 25621)]