66472760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72253}}^1$

素因数の和:72287

約数の個数: 32

約数和(自身を含む): 156068640

約数和(自身を除く): 89595880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72253, 144506, 289012, 361265, 578024, 722530, 1445060, 1661819, 2890120, 3323638, 6647276, 8309095, 13294552, 16618190, 33236380, 66472760]

約数ペア:

[(1, 66472760), (2, 33236380), (4, 16618190), (5, 13294552), (8, 8309095), (10, 6647276), (20, 3323638), (23, 2890120), (40, 1661819), (46, 1445060), (92, 722530), (115, 578024), (184, 361265), (230, 289012), (460, 144506), (920, 72253)]