81769568

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{2659}}^1$

素因数の和:2731

約数の個数: 36

約数和(自身を含む): 166406940

約数和(自身を除く): 84637372

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 961, 992, 1922, 2659, 3844, 5318, 7688, 10636, 15376, 21272, 30752, 42544, 82429, 85088, 164858, 329716, 659432, 1318864, 2555299, 2637728, 5110598, 10221196, 20442392, 40884784, 81769568]

約数ペア:

[(1, 81769568), (2, 40884784), (4, 20442392), (8, 10221196), (16, 5110598), (31, 2637728), (32, 2555299), (62, 1318864), (124, 659432), (248, 329716), (496, 164858), (961, 85088), (992, 82429), (1922, 42544), (2659, 30752), (3844, 21272), (5318, 15376), (7688, 10636)]