4057025

素因数分解:

$5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 5832960

約数和(自身を除く): 1775935

約数列:

[1, 5, 7, 25, 35, 97, 175, 239, 485, 679, 1195, 1673, 2425, 3395, 5975, 8365, 16975, 23183, 41825, 115915, 162281, 579575, 811405, 4057025]

約数ペア:

[(1, 4057025), (5, 811405), (7, 579575), (25, 162281), (35, 115915), (97, 41825), (175, 23183), (239, 16975), (485, 8365), (679, 5975), (1195, 3395), (1673, 2425)]