66714400

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1046

約数の個数: 72

約数和(自身を含む): 164872260

約数和(自身を除く): 98157860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 400, 445, 712, 800, 890, 937, 1424, 1780, 1874, 2225, 2848, 3560, 3748, 4450, 4685, 7120, 7496, 8900, 9370, 14240, 14992, 17800, 18740, 23425, 29984, 35600, 37480, 46850, 71200, 74960, 83393, 93700, 149920, 166786, 187400, 333572, 374800, 416965, 667144, 749600, 833930, 1334288, 1667860, 2084825, 2668576, 3335720, 4169650, 6671440, 8339300, 13342880, 16678600, 33357200, 66714400]

約数ペア:

[(1, 66714400), (2, 33357200), (4, 16678600), (5, 13342880), (8, 8339300), (10, 6671440), (16, 4169650), (20, 3335720), (25, 2668576), (32, 2084825), (40, 1667860), (50, 1334288), (80, 833930), (89, 749600), (100, 667144), (160, 416965), (178, 374800), (200, 333572), (356, 187400), (400, 166786), (445, 149920), (712, 93700), (800, 83393), (890, 74960), (937, 71200), (1424, 46850), (1780, 37480), (1874, 35600), (2225, 29984), (2848, 23425), (3560, 18740), (3748, 17800), (4450, 14992), (4685, 14240), (7120, 9370), (7496, 8900)]