2820367025

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{613}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 4078453248

約数和(自身を除く): 1258086223

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 431, 613, 1525, 2135, 2155, 3017, 3065, 4291, 10675, 10775, 15085, 15325, 21455, 26291, 37393, 75425, 107275, 131455, 184037, 186965, 261751, 264203, 657275, 920185, 934825, 1308755, 1321015, 1849421, 4600925, 6543775, 6605075, 9247105, 16116383, 46235525, 80581915, 112814681, 402909575, 564073405, 2820367025]

約数ペア:

[(1, 2820367025), (5, 564073405), (7, 402909575), (25, 112814681), (35, 80581915), (61, 46235525), (175, 16116383), (305, 9247105), (427, 6605075), (431, 6543775), (613, 4600925), (1525, 1849421), (2135, 1321015), (2155, 1308755), (3017, 934825), (3065, 920185), (4291, 657275), (10675, 264203), (10775, 261751), (15085, 186965), (15325, 184037), (21455, 131455), (26291, 107275), (37393, 75425)]