200650970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21739}}^1$

素因数の和:21830

約数の個数: 32

約数和(自身を含む): 394450560

約数和(自身を除く): 193799590

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 21739, 43478, 108695, 217390, 282607, 565214, 1413035, 1543469, 2826070, 3086938, 7717345, 15434690, 20065097, 40130194, 100325485, 200650970]

約数ペア:

[(1, 200650970), (2, 100325485), (5, 40130194), (10, 20065097), (13, 15434690), (26, 7717345), (65, 3086938), (71, 2826070), (130, 1543469), (142, 1413035), (355, 565214), (710, 282607), (923, 217390), (1846, 108695), (4615, 43478), (9230, 21739)]