78271580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{134951}}^1$

素因数の和:134989

約数の個数: 24

約数和(自身を含む): 170039520

約数和(自身を除く): 91767940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 134951, 269902, 539804, 674755, 1349510, 2699020, 3913579, 7827158, 15654316, 19567895, 39135790, 78271580]

約数ペア:

[(1, 78271580), (2, 39135790), (4, 19567895), (5, 15654316), (10, 7827158), (20, 3913579), (29, 2699020), (58, 1349510), (116, 674755), (145, 539804), (290, 269902), (580, 134951)]