80505290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{613}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 151721856

約数和(自身を除く): 71216566

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 571, 613, 1142, 1226, 2855, 3065, 5710, 6130, 13133, 14099, 26266, 28198, 65665, 70495, 131330, 140990, 350023, 700046, 1750115, 3500230, 8050529, 16101058, 40252645, 80505290]

約数ペア:

[(1, 80505290), (2, 40252645), (5, 16101058), (10, 8050529), (23, 3500230), (46, 1750115), (115, 700046), (230, 350023), (571, 140990), (613, 131330), (1142, 70495), (1226, 65665), (2855, 28198), (3065, 26266), (5710, 14099), (6130, 13133)]