90431774

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 145920000

約数和(自身を除く): 55488226

約数列:

[1, 2, 31, 37, 62, 74, 79, 158, 499, 998, 1147, 2294, 2449, 2923, 4898, 5846, 15469, 18463, 30938, 36926, 39421, 78842, 90613, 181226, 572353, 1144706, 1222051, 1458577, 2444102, 2917154, 45215887, 90431774]

約数ペア:

[(1, 90431774), (2, 45215887), (31, 2917154), (37, 2444102), (62, 1458577), (74, 1222051), (79, 1144706), (158, 572353), (499, 181226), (998, 90613), (1147, 78842), (2294, 39421), (2449, 36926), (2923, 30938), (4898, 18463), (5846, 15469)]