245010880

素因数分解:

$2^6\times 5^1\times {\mathrm{765659}}^1$

素因数の和:765676

約数の個数: 28

約数和(自身を含む): 583432920

約数和(自身を除く): 338422040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 765659, 1531318, 3062636, 3828295, 6125272, 7656590, 12250544, 15313180, 24501088, 30626360, 49002176, 61252720, 122505440, 245010880]

約数ペア:

[(1, 245010880), (2, 122505440), (4, 61252720), (5, 49002176), (8, 30626360), (10, 24501088), (16, 15313180), (20, 12250544), (32, 7656590), (40, 6125272), (64, 3828295), (80, 3062636), (160, 1531318), (320, 765659)]