20264025

素因数分解:

$3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{997}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 33660544

約数和(自身を除く): 13396519

約数列:

[1, 3, 5, 15, 25, 75, 271, 813, 997, 1355, 2991, 4065, 4985, 6775, 14955, 20325, 24925, 74775, 270187, 810561, 1350935, 4052805, 6754675, 20264025]

約数ペア:

[(1, 20264025), (3, 6754675), (5, 4052805), (15, 1350935), (25, 810561), (75, 270187), (271, 74775), (813, 24925), (997, 20325), (1355, 14955), (2991, 6775), (4065, 4985)]