87954880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21143}}^1$

素因数の和:21173

約数の個数: 56

約数和(自身を含む): 225564192

約数和(自身を除く): 137609312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21143, 42286, 84572, 105715, 169144, 211430, 274859, 338288, 422860, 549718, 676576, 845720, 1099436, 1353152, 1374295, 1691440, 2198872, 2748590, 3382880, 4397744, 5497180, 6765760, 8795488, 10994360, 17590976, 21988720, 43977440, 87954880]

約数ペア:

[(1, 87954880), (2, 43977440), (4, 21988720), (5, 17590976), (8, 10994360), (10, 8795488), (13, 6765760), (16, 5497180), (20, 4397744), (26, 3382880), (32, 2748590), (40, 2198872), (52, 1691440), (64, 1374295), (65, 1353152), (80, 1099436), (104, 845720), (130, 676576), (160, 549718), (208, 422860), (260, 338288), (320, 274859), (416, 211430), (520, 169144), (832, 105715), (1040, 84572), (2080, 42286), (4160, 21143)]