66503888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{997}}^1$

素因数の和:1395

約数の個数: 40

約数和(自身を含む): 141077280

約数和(自身を除く): 74573392

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 379, 758, 997, 1516, 1994, 3032, 3988, 4169, 6064, 7976, 8338, 10967, 15952, 16676, 21934, 33352, 43868, 66704, 87736, 175472, 377863, 755726, 1511452, 3022904, 4156493, 6045808, 8312986, 16625972, 33251944, 66503888]

約数ペア:

[(1, 66503888), (2, 33251944), (4, 16625972), (8, 8312986), (11, 6045808), (16, 4156493), (22, 3022904), (44, 1511452), (88, 755726), (176, 377863), (379, 175472), (758, 87736), (997, 66704), (1516, 43868), (1994, 33352), (3032, 21934), (3988, 16676), (4169, 15952), (6064, 10967), (7976, 8338)]