214641025

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 271411200

約数和(自身を除く): 56770175

約数列:

[1, 5, 25, 79, 191, 395, 569, 955, 1975, 2845, 4775, 14225, 15089, 44951, 75445, 108679, 224755, 377225, 543395, 1123775, 2716975, 8585641, 42928205, 214641025]

約数ペア:

[(1, 214641025), (5, 42928205), (25, 8585641), (79, 2716975), (191, 1123775), (395, 543395), (569, 377225), (955, 224755), (1975, 108679), (2845, 75445), (4775, 44951), (14225, 15089)]