81005808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3019}}^1$

素因数の和:3086

約数の個数: 80

約数和(自身を含む): 230679680

約数和(自身を除く): 149673872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 78, 86, 104, 129, 156, 172, 208, 258, 312, 344, 516, 559, 624, 688, 1032, 1118, 1677, 2064, 2236, 3019, 3354, 4472, 6038, 6708, 8944, 9057, 12076, 13416, 18114, 24152, 26832, 36228, 39247, 48304, 72456, 78494, 117741, 129817, 144912, 156988, 235482, 259634, 313976, 389451, 470964, 519268, 627952, 778902, 941928, 1038536, 1557804, 1687621, 1883856, 2077072, 3115608, 3375242, 5062863, 6231216, 6750484, 10125726, 13500968, 20251452, 27001936, 40502904, 81005808]

約数ペア:

[(1, 81005808), (2, 40502904), (3, 27001936), (4, 20251452), (6, 13500968), (8, 10125726), (12, 6750484), (13, 6231216), (16, 5062863), (24, 3375242), (26, 3115608), (39, 2077072), (43, 1883856), (48, 1687621), (52, 1557804), (78, 1038536), (86, 941928), (104, 778902), (129, 627952), (156, 519268), (172, 470964), (208, 389451), (258, 313976), (312, 259634), (344, 235482), (516, 156988), (559, 144912), (624, 129817), (688, 117741), (1032, 78494), (1118, 72456), (1677, 48304), (2064, 39247), (2236, 36228), (3019, 26832), (3354, 24152), (4472, 18114), (6038, 13416), (6708, 12076), (8944, 9057)]