80930945

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{8009}}^1$

素因数の和:8104

約数の個数: 16

約数和(自身を含む): 101502720

約数和(自身を除く): 20571775

約数列:

[1, 5, 43, 47, 215, 235, 2021, 8009, 10105, 40045, 344387, 376423, 1721935, 1882115, 16186189, 80930945]

約数ペア:

[(1, 80930945), (5, 16186189), (43, 1882115), (47, 1721935), (215, 376423), (235, 344387), (2021, 40045), (8009, 10105)]