858256885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5107}}^1$

素因数の和:5221

約数の個数: 32

約数和(自身を含む): 1140105600

約数和(自身を除く): 281848715

約数列:

[1, 5, 19, 29, 61, 95, 145, 305, 551, 1159, 1769, 2755, 5107, 5795, 8845, 25535, 33611, 97033, 148103, 168055, 311527, 485165, 740515, 1557635, 2813957, 5919013, 9034283, 14069785, 29595065, 45171415, 171651377, 858256885]

約数ペア:

[(1, 858256885), (5, 171651377), (19, 45171415), (29, 29595065), (61, 14069785), (95, 9034283), (145, 5919013), (305, 2813957), (551, 1557635), (1159, 740515), (1769, 485165), (2755, 311527), (5107, 168055), (5795, 148103), (8845, 97033), (25535, 33611)]