64505548

素因数分解:

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

素因数の和:15633

約数の個数: 24

約数和(自身を含む): 121492224

約数和(自身を除く): 56986676

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 15551, 31102, 62204, 264367, 528734, 948611, 1057468, 1897222, 3794444, 16126387, 32252774, 64505548]

約数ペア:

[(1, 64505548), (2, 32252774), (4, 16126387), (17, 3794444), (34, 1897222), (61, 1057468), (68, 948611), (122, 528734), (244, 264367), (1037, 62204), (2074, 31102), (4148, 15551)]