128514880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30893}}^1$

素因数の和:30923

約数の個数: 56

約数和(自身を含む): 329577192

約数和(自身を除く): 201062312

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, 30893, 61786, 123572, 154465, 247144, 308930, 401609, 494288, 617860, 803218, 988576, 1235720, 1606436, 1977152, 2008045, 2471440, 3212872, 4016090, 4942880, 6425744, 8032180, 9885760, 12851488, 16064360, 25702976, 32128720, 64257440, 128514880]

約数ペア:

[(1, 128514880), (2, 64257440), (4, 32128720), (5, 25702976), (8, 16064360), (10, 12851488), (13, 9885760), (16, 8032180), (20, 6425744), (26, 4942880), (32, 4016090), (40, 3212872), (52, 2471440), (64, 2008045), (65, 1977152), (80, 1606436), (104, 1235720), (130, 988576), (160, 803218), (208, 617860), (260, 494288), (320, 401609), (416, 308930), (520, 247144), (832, 154465), (1040, 123572), (2080, 61786), (4160, 30893)]