81768145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1\times {\mathrm{701}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 100835280

約数和(自身を除く): 19067135

約数列:

[1, 5, 41, 205, 569, 701, 2845, 3505, 23329, 28741, 116645, 143705, 398869, 1994345, 16353629, 81768145]

約数ペア:

[(1, 81768145), (5, 16353629), (41, 1994345), (205, 398869), (569, 143705), (701, 116645), (2845, 28741), (3505, 23329)]