84647680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5087}}^1$

素因数の和:5121

約数の個数: 72

約数和(自身を含む): 218397312

約数和(自身を除く): 133749632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 5087, 8320, 10174, 16640, 20348, 25435, 40696, 50870, 66131, 81392, 101740, 132262, 162784, 203480, 264524, 325568, 330655, 406960, 529048, 651136, 661310, 813920, 1058096, 1302272, 1322620, 1627840, 2116192, 2645240, 3255680, 4232384, 5290480, 6511360, 8464768, 10580960, 16929536, 21161920, 42323840, 84647680]

約数ペア:

[(1, 84647680), (2, 42323840), (4, 21161920), (5, 16929536), (8, 10580960), (10, 8464768), (13, 6511360), (16, 5290480), (20, 4232384), (26, 3255680), (32, 2645240), (40, 2116192), (52, 1627840), (64, 1322620), (65, 1302272), (80, 1058096), (104, 813920), (128, 661310), (130, 651136), (160, 529048), (208, 406960), (256, 330655), (260, 325568), (320, 264524), (416, 203480), (520, 162784), (640, 132262), (832, 101740), (1040, 81392), (1280, 66131), (1664, 50870), (2080, 40696), (3328, 25435), (4160, 20348), (5087, 16640), (8320, 10174)]