64780995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1049}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 44083005

約数列:

[1, 3, 5, 15, 23, 69, 115, 179, 345, 537, 895, 1049, 2685, 3147, 4117, 5245, 12351, 15735, 20585, 24127, 61755, 72381, 120635, 187771, 361905, 563313, 938855, 2816565, 4318733, 12956199, 21593665, 64780995]

約数ペア:

[(1, 64780995), (3, 21593665), (5, 12956199), (15, 4318733), (23, 2816565), (69, 938855), (115, 563313), (179, 361905), (345, 187771), (537, 120635), (895, 72381), (1049, 61755), (2685, 24127), (3147, 20585), (4117, 15735), (5245, 12351)]