99523280

素因数分解:

$2^4\times 5^1\times {\mathrm{1244041}}^1$

素因数の和:1244054

約数の個数: 20

約数和(自身を含む): 231391812

約数和(自身を除く): 131868532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1244041, 2488082, 4976164, 6220205, 9952328, 12440410, 19904656, 24880820, 49761640, 99523280]

約数ペア:

[(1, 99523280), (2, 49761640), (4, 24880820), (5, 19904656), (8, 12440410), (10, 9952328), (16, 6220205), (20, 4976164), (40, 2488082), (80, 1244041)]