30722800

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:970

約数の個数: 60

約数和(自身を含む): 74727360

約数和(自身を除く): 44004560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 863, 890, 1424, 1726, 1780, 2225, 3452, 3560, 4315, 4450, 6904, 7120, 8630, 8900, 13808, 17260, 17800, 21575, 34520, 35600, 43150, 69040, 76807, 86300, 153614, 172600, 307228, 345200, 384035, 614456, 768070, 1228912, 1536140, 1920175, 3072280, 3840350, 6144560, 7680700, 15361400, 30722800]

約数ペア:

[(1, 30722800), (2, 15361400), (4, 7680700), (5, 6144560), (8, 3840350), (10, 3072280), (16, 1920175), (20, 1536140), (25, 1228912), (40, 768070), (50, 614456), (80, 384035), (89, 345200), (100, 307228), (178, 172600), (200, 153614), (356, 86300), (400, 76807), (445, 69040), (712, 43150), (863, 35600), (890, 34520), (1424, 21575), (1726, 17800), (1780, 17260), (2225, 13808), (3452, 8900), (3560, 8630), (4315, 7120), (4450, 6904)]