64744880

素因数分解:

$2^4\times 5^1\times {\mathrm{467}}^1\times {\mathrm{1733}}^1$

素因数の和:2213

約数の個数: 40

約数和(自身を含む): 150941232

約数和(自身を除く): 86196352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 467, 934, 1733, 1868, 2335, 3466, 3736, 4670, 6932, 7472, 8665, 9340, 13864, 17330, 18680, 27728, 34660, 37360, 69320, 138640, 809311, 1618622, 3237244, 4046555, 6474488, 8093110, 12948976, 16186220, 32372440, 64744880]

約数ペア:

[(1, 64744880), (2, 32372440), (4, 16186220), (5, 12948976), (8, 8093110), (10, 6474488), (16, 4046555), (20, 3237244), (40, 1618622), (80, 809311), (467, 138640), (934, 69320), (1733, 37360), (1868, 34660), (2335, 27728), (3466, 18680), (3736, 17330), (4670, 13864), (6932, 9340), (7472, 8665)]