51455680

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1423}}^1$

素因数の和:1553

約数の個数: 56

約数和(自身を含む): 123700032

約数和(自身を除く): 72244352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1423, 1808, 2260, 2846, 3616, 4520, 5692, 7115, 7232, 9040, 11384, 14230, 18080, 22768, 28460, 36160, 45536, 56920, 91072, 113840, 160799, 227680, 321598, 455360, 643196, 803995, 1286392, 1607990, 2572784, 3215980, 5145568, 6431960, 10291136, 12863920, 25727840, 51455680]

約数ペア:

[(1, 51455680), (2, 25727840), (4, 12863920), (5, 10291136), (8, 6431960), (10, 5145568), (16, 3215980), (20, 2572784), (32, 1607990), (40, 1286392), (64, 803995), (80, 643196), (113, 455360), (160, 321598), (226, 227680), (320, 160799), (452, 113840), (565, 91072), (904, 56920), (1130, 45536), (1423, 36160), (1808, 28460), (2260, 22768), (2846, 18080), (3616, 14230), (4520, 11384), (5692, 9040), (7115, 7232)]