51363680

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3607}}^1$

素因数の和:3711

約数の個数: 48

約数和(自身を含む): 122744160

約数和(自身を除く): 71380480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 3607, 7120, 7214, 14240, 14428, 18035, 28856, 36070, 57712, 72140, 115424, 144280, 288560, 321023, 577120, 642046, 1284092, 1605115, 2568184, 3210230, 5136368, 6420460, 10272736, 12840920, 25681840, 51363680]

約数ペア:

[(1, 51363680), (2, 25681840), (4, 12840920), (5, 10272736), (8, 6420460), (10, 5136368), (16, 3210230), (20, 2568184), (32, 1605115), (40, 1284092), (80, 642046), (89, 577120), (160, 321023), (178, 288560), (356, 144280), (445, 115424), (712, 72140), (890, 57712), (1424, 36070), (1780, 28856), (2848, 18035), (3560, 14428), (3607, 14240), (7120, 7214)]