208045771280

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{9888107}}^1$

素因数の和:9888383

約数の個数: 40

約数和(自身を含む): 485545655232

約数和(自身を除く): 277499883952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 9888107, 19776214, 39552428, 49440535, 79104856, 98881070, 158209712, 197762140, 395524280, 791048560, 2600572141, 5201144282, 10402288564, 13002860705, 20804577128, 26005721410, 41609154256, 52011442820, 104022885640, 208045771280]

約数ペア:

[(1, 208045771280), (2, 104022885640), (4, 52011442820), (5, 41609154256), (8, 26005721410), (10, 20804577128), (16, 13002860705), (20, 10402288564), (40, 5201144282), (80, 2600572141), (263, 791048560), (526, 395524280), (1052, 197762140), (1315, 158209712), (2104, 98881070), (2630, 79104856), (4208, 49440535), (5260, 39552428), (10520, 19776214), (21040, 9888107)]