157023815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 36

約数和(自身を含む): 217083384

約数和(自身を除く): 60059569

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 289, 643, 845, 1105, 1445, 2873, 3215, 3757, 8359, 10931, 14365, 18785, 41795, 48841, 54655, 108667, 142103, 185827, 244205, 543335, 710515, 929135, 1847339, 2415751, 9236695, 12078755, 31404763, 157023815]

約数ペア:

[(1, 157023815), (5, 31404763), (13, 12078755), (17, 9236695), (65, 2415751), (85, 1847339), (169, 929135), (221, 710515), (289, 543335), (643, 244205), (845, 185827), (1105, 142103), (1445, 108667), (2873, 54655), (3215, 48841), (3757, 41795), (8359, 18785), (10931, 14365)]