71047025

素因数分解:

$5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2243}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 101285184

約数和(自身を除く): 30238159

約数列:

[1, 5, 7, 25, 35, 175, 181, 905, 1267, 2243, 4525, 6335, 11215, 15701, 31675, 56075, 78505, 392525, 405983, 2029915, 2841881, 10149575, 14209405, 71047025]

約数ペア:

[(1, 71047025), (5, 14209405), (7, 10149575), (25, 2841881), (35, 2029915), (175, 405983), (181, 392525), (905, 78505), (1267, 56075), (2243, 31675), (4525, 15701), (6335, 11215)]