165738470

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2720

約数の個数: 32

約数和(自身を含む): 305933760

約数和(自身を除く): 140195290

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 365, 445, 730, 890, 2551, 5102, 6497, 12755, 12994, 25510, 32485, 64970, 186223, 227039, 372446, 454078, 931115, 1135195, 1862230, 2270390, 16573847, 33147694, 82869235, 165738470]

約数ペア:

[(1, 165738470), (2, 82869235), (5, 33147694), (10, 16573847), (73, 2270390), (89, 1862230), (146, 1135195), (178, 931115), (365, 454078), (445, 372446), (730, 227039), (890, 186223), (2551, 64970), (5102, 32485), (6497, 25510), (12755, 12994)]