82804480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5881}}^1$

素因数の和:5913

約数の個数: 72

約数和(自身を含む): 216410544

約数和(自身を除く): 133606064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 5881, 7040, 11762, 14080, 23524, 29405, 47048, 58810, 64691, 94096, 117620, 129382, 188192, 235240, 258764, 323455, 376384, 470480, 517528, 646910, 752768, 940960, 1035056, 1293820, 1505536, 1881920, 2070112, 2587640, 3763840, 4140224, 5175280, 7527680, 8280448, 10350560, 16560896, 20701120, 41402240, 82804480]

約数ペア:

[(1, 82804480), (2, 41402240), (4, 20701120), (5, 16560896), (8, 10350560), (10, 8280448), (11, 7527680), (16, 5175280), (20, 4140224), (22, 3763840), (32, 2587640), (40, 2070112), (44, 1881920), (55, 1505536), (64, 1293820), (80, 1035056), (88, 940960), (110, 752768), (128, 646910), (160, 517528), (176, 470480), (220, 376384), (256, 323455), (320, 258764), (352, 235240), (440, 188192), (640, 129382), (704, 117620), (880, 94096), (1280, 64691), (1408, 58810), (1760, 47048), (2816, 29405), (3520, 23524), (5881, 14080), (7040, 11762)]