1278505750

素因数分解:

$2^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2053}}^1$

素因数の和:2170

約数の個数: 64

約数和(自身を含む): 2491617024

約数和(自身を除く): 1213111274

約数列:

[1, 2, 5, 10, 25, 47, 50, 53, 94, 106, 125, 235, 250, 265, 470, 530, 1175, 1325, 2053, 2350, 2491, 2650, 4106, 4982, 5875, 6625, 10265, 11750, 12455, 13250, 20530, 24910, 51325, 62275, 96491, 102650, 108809, 124550, 192982, 217618, 256625, 311375, 482455, 513250, 544045, 622750, 964910, 1088090, 2412275, 2720225, 4824550, 5114023, 5440450, 10228046, 12061375, 13601125, 24122750, 25570115, 27202250, 51140230, 127850575, 255701150, 639252875, 1278505750]

約数ペア:

[(1, 1278505750), (2, 639252875), (5, 255701150), (10, 127850575), (25, 51140230), (47, 27202250), (50, 25570115), (53, 24122750), (94, 13601125), (106, 12061375), (125, 10228046), (235, 5440450), (250, 5114023), (265, 4824550), (470, 2720225), (530, 2412275), (1175, 1088090), (1325, 964910), (2053, 622750), (2350, 544045), (2491, 513250), (2650, 482455), (4106, 311375), (4982, 256625), (5875, 217618), (6625, 192982), (10265, 124550), (11750, 108809), (12455, 102650), (13250, 96491), (20530, 62275), (24910, 51325)]