124821320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{240041}}^1$

素因数の和:240065

約数の個数: 32

約数和(自身を含む): 302452920

約数和(自身を除く): 177631600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 240041, 480082, 960164, 1200205, 1920328, 2400410, 3120533, 4800820, 6241066, 9601640, 12482132, 15602665, 24964264, 31205330, 62410660, 124821320]

約数ペア:

[(1, 124821320), (2, 62410660), (4, 31205330), (5, 24964264), (8, 15602665), (10, 12482132), (13, 9601640), (20, 6241066), (26, 4800820), (40, 3120533), (52, 2400410), (65, 1920328), (104, 1200205), (130, 960164), (260, 480082), (520, 240041)]