79866680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1753}}^1$

素因数の和:1848

約数の個数: 64

約数和(自身を含む): 193220640

約数和(自身を除く): 113353960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 1753, 2278, 2680, 3506, 4556, 5695, 7012, 8765, 9112, 11390, 14024, 17530, 22780, 29801, 35060, 45560, 59602, 70120, 117451, 119204, 149005, 234902, 238408, 298010, 469804, 587255, 596020, 939608, 1174510, 1192040, 1996667, 2349020, 3993334, 4698040, 7986668, 9983335, 15973336, 19966670, 39933340, 79866680]

約数ペア:

[(1, 79866680), (2, 39933340), (4, 19966670), (5, 15973336), (8, 9983335), (10, 7986668), (17, 4698040), (20, 3993334), (34, 2349020), (40, 1996667), (67, 1192040), (68, 1174510), (85, 939608), (134, 596020), (136, 587255), (170, 469804), (268, 298010), (335, 238408), (340, 234902), (536, 149005), (670, 119204), (680, 117451), (1139, 70120), (1340, 59602), (1753, 45560), (2278, 35060), (2680, 29801), (3506, 22780), (4556, 17530), (5695, 14024), (7012, 11390), (8765, 9112)]