2013168055

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1429}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 2553408000

約数和(自身を除く): 540239945

約数列:

[1, 5, 31, 61, 149, 155, 305, 745, 1429, 1891, 4619, 7145, 9089, 9455, 23095, 44299, 45445, 87169, 212921, 221495, 281759, 435845, 1064605, 1408795, 2702239, 6600551, 12988181, 13511195, 33002755, 64940905, 402633611, 2013168055]

約数ペア:

[(1, 2013168055), (5, 402633611), (31, 64940905), (61, 33002755), (149, 13511195), (155, 12988181), (305, 6600551), (745, 2702239), (1429, 1408795), (1891, 1064605), (4619, 435845), (7145, 281759), (9089, 221495), (9455, 212921), (23095, 87169), (44299, 45445)]