52769604280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21626887}}^1$

素因数の和:21626959

約数の個数: 32

約数和(自身を含む): 120678035040

約数和(自身を除く): 67908430760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21626887, 43253774, 86507548, 108134435, 173015096, 216268870, 432537740, 865075480, 1319240107, 2638480214, 5276960428, 6596200535, 10553920856, 13192401070, 26384802140, 52769604280]

約数ペア:

[(1, 52769604280), (2, 26384802140), (4, 13192401070), (5, 10553920856), (8, 6596200535), (10, 5276960428), (20, 2638480214), (40, 1319240107), (61, 865075480), (122, 432537740), (244, 216268870), (305, 173015096), (488, 108134435), (610, 86507548), (1220, 43253774), (2440, 21626887)]