161263870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{15551}}^1$

素因数の和:15636

約数の個数: 32

約数和(自身を含む): 312408576

約数和(自身を除く): 151144706

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 15551, 31102, 77755, 155510, 264367, 528734, 948611, 1321835, 1897222, 2643670, 4743055, 9486110, 16126387, 32252774, 80631935, 161263870]

約数ペア:

[(1, 161263870), (2, 80631935), (5, 32252774), (10, 16126387), (17, 9486110), (34, 4743055), (61, 2643670), (85, 1897222), (122, 1321835), (170, 948611), (305, 528734), (610, 264367), (1037, 155510), (2074, 77755), (5185, 31102), (10370, 15551)]