80139356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{17683}}^1$

素因数の和:17801

約数の個数: 24

約数和(自身を含む): 154487424

約数和(自身を除く): 74348068

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 17683, 35366, 70732, 194513, 389026, 778052, 1821349, 3642698, 7285396, 20034839, 40069678, 80139356]

約数ペア:

[(1, 80139356), (2, 40069678), (4, 20034839), (11, 7285396), (22, 3642698), (44, 1821349), (103, 778052), (206, 389026), (412, 194513), (1133, 70732), (2266, 35366), (4532, 17683)]