1958270495

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 2465467200

約数和(自身を除く): 507196705

約数列:

[1, 5, 41, 61, 149, 205, 305, 745, 1051, 2501, 5255, 6109, 9089, 12505, 30545, 43091, 45445, 64111, 156599, 215455, 320555, 372649, 782995, 1863245, 2628551, 6420559, 9552539, 13142755, 32102795, 47762695, 391654099, 1958270495]

約数ペア:

[(1, 1958270495), (5, 391654099), (41, 47762695), (61, 32102795), (149, 13142755), (205, 9552539), (305, 6420559), (745, 2628551), (1051, 1863245), (2501, 782995), (5255, 372649), (6109, 320555), (9089, 215455), (12505, 156599), (30545, 64111), (43091, 45445)]