66881008

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 133183440

約数和(自身を除く): 66302432

約数列:

[1, 2, 4, 8, 16, 67, 89, 134, 178, 268, 356, 536, 701, 712, 1072, 1402, 1424, 2804, 5608, 5963, 11216, 11926, 23852, 46967, 47704, 62389, 93934, 95408, 124778, 187868, 249556, 375736, 499112, 751472, 998224, 4180063, 8360126, 16720252, 33440504, 66881008]

約数ペア:

[(1, 66881008), (2, 33440504), (4, 16720252), (8, 8360126), (16, 4180063), (67, 998224), (89, 751472), (134, 499112), (178, 375736), (268, 249556), (356, 187868), (536, 124778), (701, 95408), (712, 93934), (1072, 62389), (1402, 47704), (1424, 46967), (2804, 23852), (5608, 11926), (5963, 11216)]