90809168

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 182654976

約数和(自身を除く): 91845808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 223, 248, 446, 496, 821, 892, 1642, 1784, 3284, 3568, 6568, 6913, 13136, 13826, 25451, 27652, 50902, 55304, 101804, 110608, 183083, 203608, 366166, 407216, 732332, 1464664, 2929328, 5675573, 11351146, 22702292, 45404584, 90809168]

約数ペア:

[(1, 90809168), (2, 45404584), (4, 22702292), (8, 11351146), (16, 5675573), (31, 2929328), (62, 1464664), (124, 732332), (223, 407216), (248, 366166), (446, 203608), (496, 183083), (821, 110608), (892, 101804), (1642, 55304), (1784, 50902), (3284, 27652), (3568, 25451), (6568, 13826), (6913, 13136)]