51495580

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3943}}^1$

素因数の和:4605

約数の個数: 24

約数和(自身を含む): 108333792

約数和(自身を除く): 56838212

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 3943, 6530, 7886, 13060, 15772, 19715, 39430, 78860, 2574779, 5149558, 10299116, 12873895, 25747790, 51495580]

約数ペア:

[(1, 51495580), (2, 25747790), (4, 12873895), (5, 10299116), (10, 5149558), (20, 2574779), (653, 78860), (1306, 39430), (2612, 19715), (3265, 15772), (3943, 13060), (6530, 7886)]