161486072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{18169}}^1$

素因数の和:18287

約数の個数: 32

約数和(自身を含む): 333601200

約数和(自身を除く): 172115128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 4444, 8888, 18169, 36338, 72676, 145352, 199859, 399718, 799436, 1598872, 1835069, 3670138, 7340276, 14680552, 20185759, 40371518, 80743036, 161486072]

約数ペア:

[(1, 161486072), (2, 80743036), (4, 40371518), (8, 20185759), (11, 14680552), (22, 7340276), (44, 3670138), (88, 1835069), (101, 1598872), (202, 799436), (404, 399718), (808, 199859), (1111, 145352), (2222, 72676), (4444, 36338), (8888, 18169)]