80551460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1303}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 185334912

約数和(自身を除く): 104783452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 562, 1124, 1303, 1405, 2606, 2810, 3091, 5212, 5620, 6182, 6515, 12364, 13030, 14333, 15455, 26060, 28666, 30910, 57332, 61820, 71665, 143330, 286660, 366143, 732286, 1464572, 1830715, 3661430, 4027573, 7322860, 8055146, 16110292, 20137865, 40275730, 80551460]

約数ペア:

[(1, 80551460), (2, 40275730), (4, 20137865), (5, 16110292), (10, 8055146), (11, 7322860), (20, 4027573), (22, 3661430), (44, 1830715), (55, 1464572), (110, 732286), (220, 366143), (281, 286660), (562, 143330), (1124, 71665), (1303, 61820), (1405, 57332), (2606, 30910), (2810, 28666), (3091, 26060), (5212, 15455), (5620, 14333), (6182, 13030), (6515, 12364)]