53680025

素因数分解:

$5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2239}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 76661760

約数和(自身を除く): 22981735

約数列:

[1, 5, 7, 25, 35, 137, 175, 685, 959, 2239, 3425, 4795, 11195, 15673, 23975, 55975, 78365, 306743, 391825, 1533715, 2147201, 7668575, 10736005, 53680025]

約数ペア:

[(1, 53680025), (5, 10736005), (7, 7668575), (25, 2147201), (35, 1533715), (137, 391825), (175, 306743), (685, 78365), (959, 55975), (2239, 23975), (3425, 15673), (4795, 11195)]