81045864

素因数分解:

$2^3\times 3^2\times {\mathrm{383}}^1\times {\mathrm{2939}}^1$

素因数の和:3334

約数の個数: 48

約数和(自身を含む): 220147200

約数和(自身を除く): 139101336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 383, 766, 1149, 1532, 2298, 2939, 3064, 3447, 4596, 5878, 6894, 8817, 9192, 11756, 13788, 17634, 23512, 26451, 27576, 35268, 52902, 70536, 105804, 211608, 1125637, 2251274, 3376911, 4502548, 6753822, 9005096, 10130733, 13507644, 20261466, 27015288, 40522932, 81045864]

約数ペア:

[(1, 81045864), (2, 40522932), (3, 27015288), (4, 20261466), (6, 13507644), (8, 10130733), (9, 9005096), (12, 6753822), (18, 4502548), (24, 3376911), (36, 2251274), (72, 1125637), (383, 211608), (766, 105804), (1149, 70536), (1532, 52902), (2298, 35268), (2939, 27576), (3064, 26451), (3447, 23512), (4596, 17634), (5878, 13788), (6894, 11756), (8817, 9192)]