19024375

素因数分解:

$5^4\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:580

約数の個数: 20

約数和(自身を含む): 24211000

約数和(自身を除く): 5186625

約数列:

[1, 5, 25, 61, 125, 305, 499, 625, 1525, 2495, 7625, 12475, 30439, 38125, 62375, 152195, 311875, 760975, 3804875, 19024375]

約数ペア:

[(1, 19024375), (5, 3804875), (25, 760975), (61, 311875), (125, 152195), (305, 62375), (499, 38125), (625, 30439), (1525, 12475), (2495, 7625)]