80278510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{26849}}^1$

素因数の和:26892

約数の個数: 32

約数和(自身を含む): 162388800

約数和(自身を除く): 82110290

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 26849, 53698, 134245, 268490, 349037, 617527, 698074, 1235054, 1745185, 3087635, 3490370, 6175270, 8027851, 16055702, 40139255, 80278510]

約数ペア:

[(1, 80278510), (2, 40139255), (5, 16055702), (10, 8027851), (13, 6175270), (23, 3490370), (26, 3087635), (46, 1745185), (65, 1235054), (115, 698074), (130, 617527), (230, 349037), (299, 268490), (598, 134245), (1495, 53698), (2990, 26849)]