51031025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{719}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 67495680

約数和(自身を除く): 16464655

約数列:

[1, 5, 17, 25, 85, 167, 425, 719, 835, 2839, 3595, 4175, 12223, 14195, 17975, 61115, 70975, 120073, 305575, 600365, 2041241, 3001825, 10206205, 51031025]

約数ペア:

[(1, 51031025), (5, 10206205), (17, 3001825), (25, 2041241), (85, 600365), (167, 305575), (425, 120073), (719, 70975), (835, 61115), (2839, 17975), (3595, 14195), (4175, 12223)]