64560815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 92612160

約数和(自身を除く): 28051345

約数列:

[1, 5, 11, 17, 29, 55, 85, 145, 187, 319, 493, 935, 1595, 2381, 2465, 5423, 11905, 26191, 27115, 40477, 69049, 130955, 202385, 345245, 445247, 759539, 1173833, 2226235, 3797695, 5869165, 12912163, 64560815]

約数ペア:

[(1, 64560815), (5, 12912163), (11, 5869165), (17, 3797695), (29, 2226235), (55, 1173833), (85, 759539), (145, 445247), (187, 345245), (319, 202385), (493, 130955), (935, 69049), (1595, 40477), (2381, 27115), (2465, 26191), (5423, 11905)]