25820044

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 46267200

約数和(自身を除く): 20447156

約数列:

[1, 2, 4, 79, 101, 158, 202, 316, 404, 809, 1618, 3236, 7979, 15958, 31916, 63911, 81709, 127822, 163418, 255644, 326836, 6455011, 12910022, 25820044]

約数ペア:

[(1, 25820044), (2, 12910022), (4, 6455011), (79, 326836), (101, 255644), (158, 163418), (202, 127822), (316, 81709), (404, 63911), (809, 31916), (1618, 15958), (3236, 7979)]