25427728

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{26053}}^1$

素因数の和:26122

約数の個数: 20

約数和(自身を含む): 50075788

約数和(自身を除く): 24648060

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 26053, 52106, 104212, 208424, 416848, 1589233, 3178466, 6356932, 12713864, 25427728]

約数ペア:

[(1, 25427728), (2, 12713864), (4, 6356932), (8, 3178466), (16, 1589233), (61, 416848), (122, 208424), (244, 104212), (488, 52106), (976, 26053)]