161009060

素因数分解:

$2^2\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{4289}}^1$

素因数の和:6175

約数の個数: 24

約数和(自身を含む): 338378040

約数和(自身を除く): 177368980

約数列:

[1, 2, 4, 5, 10, 20, 1877, 3754, 4289, 7508, 8578, 9385, 17156, 18770, 21445, 37540, 42890, 85780, 8050453, 16100906, 32201812, 40252265, 80504530, 161009060]

約数ペア:

[(1, 161009060), (2, 80504530), (4, 40252265), (5, 32201812), (10, 16100906), (20, 8050453), (1877, 85780), (3754, 42890), (4289, 37540), (7508, 21445), (8578, 18770), (9385, 17156)]