80248815

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25117}}^1$

素因数の和:25199

約数の個数: 24

約数和(自身を含む): 141062688

約数和(自身を除く): 60813873

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 25117, 75351, 125585, 226053, 376755, 1130265, 1783307, 5349921, 8916535, 16049763, 26749605, 80248815]

約数ペア:

[(1, 80248815), (3, 26749605), (5, 16049763), (9, 8916535), (15, 5349921), (45, 1783307), (71, 1130265), (213, 376755), (355, 226053), (639, 125585), (1065, 75351), (3195, 25117)]