80717525

素因数分解:

$5^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1217}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 114784320

約数和(自身を除く): 34066795

約数列:

[1, 5, 7, 25, 35, 175, 379, 1217, 1895, 2653, 6085, 8519, 9475, 13265, 30425, 42595, 66325, 212975, 461243, 2306215, 3228701, 11531075, 16143505, 80717525]

約数ペア:

[(1, 80717525), (5, 16143505), (7, 11531075), (25, 3228701), (35, 2306215), (175, 461243), (379, 212975), (1217, 66325), (1895, 42595), (2653, 30425), (6085, 13265), (8519, 9475)]