80864275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 104342528

約数和(自身を除く): 23478253

約数列:

[1, 5, 25, 31, 151, 155, 691, 755, 775, 3455, 3775, 4681, 17275, 21421, 23405, 104341, 107105, 117025, 521705, 535525, 2608525, 3234571, 16172855, 80864275]

約数ペア:

[(1, 80864275), (5, 16172855), (25, 3234571), (31, 2608525), (151, 535525), (155, 521705), (691, 117025), (755, 107105), (775, 104341), (3455, 23405), (3775, 21421), (4681, 17275)]