49278970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 102332160

約数和(自身を除く): 53053190

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 95, 130, 142, 190, 247, 281, 355, 494, 562, 710, 923, 1235, 1349, 1405, 1846, 2470, 2698, 2810, 3653, 4615, 5339, 6745, 7306, 9230, 10678, 13490, 17537, 18265, 19951, 26695, 35074, 36530, 39902, 53390, 69407, 87685, 99755, 138814, 175370, 199510, 259363, 347035, 379069, 518726, 694070, 758138, 1296815, 1895345, 2593630, 3790690, 4927897, 9855794, 24639485, 49278970]

約数ペア:

[(1, 49278970), (2, 24639485), (5, 9855794), (10, 4927897), (13, 3790690), (19, 2593630), (26, 1895345), (38, 1296815), (65, 758138), (71, 694070), (95, 518726), (130, 379069), (142, 347035), (190, 259363), (247, 199510), (281, 175370), (355, 138814), (494, 99755), (562, 87685), (710, 69407), (923, 53390), (1235, 39902), (1349, 36530), (1405, 35074), (1846, 26695), (2470, 19951), (2698, 18265), (2810, 17537), (3653, 13490), (4615, 10678), (5339, 9230), (6745, 7306)]