88984640

素因数分解:

$2^6\times 5^1\times {\mathrm{487}}^1\times {\mathrm{571}}^1$

素因数の和:1075

約数の個数: 56

約数和(自身を含む): 212701632

約数和(自身を除く): 123716992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 487, 571, 974, 1142, 1948, 2284, 2435, 2855, 3896, 4568, 4870, 5710, 7792, 9136, 9740, 11420, 15584, 18272, 19480, 22840, 31168, 36544, 38960, 45680, 77920, 91360, 155840, 182720, 278077, 556154, 1112308, 1390385, 2224616, 2780770, 4449232, 5561540, 8898464, 11123080, 17796928, 22246160, 44492320, 88984640]

約数ペア:

[(1, 88984640), (2, 44492320), (4, 22246160), (5, 17796928), (8, 11123080), (10, 8898464), (16, 5561540), (20, 4449232), (32, 2780770), (40, 2224616), (64, 1390385), (80, 1112308), (160, 556154), (320, 278077), (487, 182720), (571, 155840), (974, 91360), (1142, 77920), (1948, 45680), (2284, 38960), (2435, 36544), (2855, 31168), (3896, 22840), (4568, 19480), (4870, 18272), (5710, 15584), (7792, 11420), (9136, 9740)]