89293700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 199987200

約数和(自身を除く): 110693500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 89, 100, 127, 158, 178, 254, 316, 356, 395, 445, 508, 635, 790, 890, 1270, 1580, 1780, 1975, 2225, 2540, 3175, 3950, 4450, 6350, 7031, 7900, 8900, 10033, 11303, 12700, 14062, 20066, 22606, 28124, 35155, 40132, 45212, 50165, 56515, 70310, 100330, 113030, 140620, 175775, 200660, 226060, 250825, 282575, 351550, 501650, 565150, 703100, 892937, 1003300, 1130300, 1785874, 3571748, 4464685, 8929370, 17858740, 22323425, 44646850, 89293700]

約数ペア:

[(1, 89293700), (2, 44646850), (4, 22323425), (5, 17858740), (10, 8929370), (20, 4464685), (25, 3571748), (50, 1785874), (79, 1130300), (89, 1003300), (100, 892937), (127, 703100), (158, 565150), (178, 501650), (254, 351550), (316, 282575), (356, 250825), (395, 226060), (445, 200660), (508, 175775), (635, 140620), (790, 113030), (890, 100330), (1270, 70310), (1580, 56515), (1780, 50165), (1975, 45212), (2225, 40132), (2540, 35155), (3175, 28124), (3950, 22606), (4450, 20066), (6350, 14062), (7031, 12700), (7900, 11303), (8900, 10033)]