25564904

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{21163}}^1$

素因数の和:21320

約数の個数: 16

約数和(自身を含む): 48253920

約数和(自身を除く): 22689016

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 21163, 42326, 84652, 169304, 3195613, 6391226, 12782452, 25564904]

約数ペア:

[(1, 25564904), (2, 12782452), (4, 6391226), (8, 3195613), (151, 169304), (302, 84652), (604, 42326), (1208, 21163)]