80266490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{276781}}^1$

素因数の和:276817

約数の個数: 16

約数和(自身を含む): 149462280

約数和(自身を除く): 69195790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 276781, 553562, 1383905, 2767810, 8026649, 16053298, 40133245, 80266490]

約数ペア:

[(1, 80266490), (2, 40133245), (5, 16053298), (10, 8026649), (29, 2767810), (58, 1383905), (145, 553562), (290, 276781)]