65771000

素因数分解:

$2^3\times 5^3\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 155844000

約数和(自身を除く): 90073000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 125, 178, 200, 250, 356, 445, 500, 712, 739, 890, 1000, 1478, 1780, 2225, 2956, 3560, 3695, 4450, 5912, 7390, 8900, 11125, 14780, 17800, 18475, 22250, 29560, 36950, 44500, 65771, 73900, 89000, 92375, 131542, 147800, 184750, 263084, 328855, 369500, 526168, 657710, 739000, 1315420, 1644275, 2630840, 3288550, 6577100, 8221375, 13154200, 16442750, 32885500, 65771000]

約数ペア:

[(1, 65771000), (2, 32885500), (4, 16442750), (5, 13154200), (8, 8221375), (10, 6577100), (20, 3288550), (25, 2630840), (40, 1644275), (50, 1315420), (89, 739000), (100, 657710), (125, 526168), (178, 369500), (200, 328855), (250, 263084), (356, 184750), (445, 147800), (500, 131542), (712, 92375), (739, 89000), (890, 73900), (1000, 65771), (1478, 44500), (1780, 36950), (2225, 29560), (2956, 22250), (3560, 18475), (3695, 17800), (4450, 14780), (5912, 11125), (7390, 8900)]