78789590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2549}}^1$

素因数の和:2848

約数の個数: 32

約数和(自身を含む): 155325600

約数和(自身を除く): 76536010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 281, 562, 1405, 2549, 2810, 3091, 5098, 6182, 12745, 15455, 25490, 28039, 30910, 56078, 140195, 280390, 716269, 1432538, 3581345, 7162690, 7878959, 15757918, 39394795, 78789590]

約数ペア:

[(1, 78789590), (2, 39394795), (5, 15757918), (10, 7878959), (11, 7162690), (22, 3581345), (55, 1432538), (110, 716269), (281, 280390), (562, 140195), (1405, 56078), (2549, 30910), (2810, 28039), (3091, 25490), (5098, 15455), (6182, 12745)]