268756025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{3319}}^1$

素因数の和:3449

約数の個数: 24

約数和(自身を含む): 345811200

約数和(自身を除く): 77055175

約数列:

[1, 5, 25, 41, 79, 205, 395, 1025, 1975, 3239, 3319, 16195, 16595, 80975, 82975, 136079, 262201, 680395, 1311005, 3401975, 6555025, 10750241, 53751205, 268756025]

約数ペア:

[(1, 268756025), (5, 53751205), (25, 10750241), (41, 6555025), (79, 3401975), (205, 1311005), (395, 680395), (1025, 262201), (1975, 136079), (3239, 82975), (3319, 80975), (16195, 16595)]