54378475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 71424000

約数和(自身を除く): 17045525

約数列:

[1, 5, 19, 25, 95, 239, 475, 479, 1195, 2395, 4541, 5975, 9101, 11975, 22705, 45505, 113525, 114481, 227525, 572405, 2175139, 2862025, 10875695, 54378475]

約数ペア:

[(1, 54378475), (5, 10875695), (19, 2862025), (25, 2175139), (95, 572405), (239, 227525), (475, 114481), (479, 113525), (1195, 45505), (2395, 22705), (4541, 11975), (5975, 9101)]