55453840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:848

約数の個数: 80

約数和(自身を含む): 140990976

約数和(自身を除く): 85537136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 751, 923, 1040, 1136, 1420, 1502, 1846, 2840, 3004, 3692, 3755, 4615, 5680, 6008, 7384, 7510, 9230, 9763, 12016, 14768, 15020, 18460, 19526, 30040, 36920, 39052, 48815, 53321, 60080, 73840, 78104, 97630, 106642, 156208, 195260, 213284, 266605, 390520, 426568, 533210, 693173, 781040, 853136, 1066420, 1386346, 2132840, 2772692, 3465865, 4265680, 5545384, 6931730, 11090768, 13863460, 27726920, 55453840]

約数ペア:

[(1, 55453840), (2, 27726920), (4, 13863460), (5, 11090768), (8, 6931730), (10, 5545384), (13, 4265680), (16, 3465865), (20, 2772692), (26, 2132840), (40, 1386346), (52, 1066420), (65, 853136), (71, 781040), (80, 693173), (104, 533210), (130, 426568), (142, 390520), (208, 266605), (260, 213284), (284, 195260), (355, 156208), (520, 106642), (568, 97630), (710, 78104), (751, 73840), (923, 60080), (1040, 53321), (1136, 48815), (1420, 39052), (1502, 36920), (1846, 30040), (2840, 19526), (3004, 18460), (3692, 15020), (3755, 14768), (4615, 12016), (5680, 9763), (6008, 9230), (7384, 7510)]