64257440

素因数分解:

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

素因数の和:30921

約数の個数: 48

約数和(自身を含む): 163491048

約数和(自身を除く): 99233608

約数列:

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

約数ペア:

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