215918500

素因数分解:

$2^2\times 5^3\times 7^3\times {\mathrm{1259}}^1$

素因数の和:1299

約数の個数: 96

約数和(自身を含む): 550368000

約数和(自身を除く): 334449500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 343, 350, 490, 500, 686, 700, 875, 980, 1225, 1259, 1372, 1715, 1750, 2450, 2518, 3430, 3500, 4900, 5036, 6125, 6295, 6860, 8575, 8813, 12250, 12590, 17150, 17626, 24500, 25180, 31475, 34300, 35252, 42875, 44065, 61691, 62950, 85750, 88130, 123382, 125900, 157375, 171500, 176260, 220325, 246764, 308455, 314750, 431837, 440650, 616910, 629500, 863674, 881300, 1101625, 1233820, 1542275, 1727348, 2159185, 2203250, 3084550, 4318370, 4406500, 6169100, 7711375, 8636740, 10795925, 15422750, 21591850, 30845500, 43183700, 53979625, 107959250, 215918500]

約数ペア:

[(1, 215918500), (2, 107959250), (4, 53979625), (5, 43183700), (7, 30845500), (10, 21591850), (14, 15422750), (20, 10795925), (25, 8636740), (28, 7711375), (35, 6169100), (49, 4406500), (50, 4318370), (70, 3084550), (98, 2203250), (100, 2159185), (125, 1727348), (140, 1542275), (175, 1233820), (196, 1101625), (245, 881300), (250, 863674), (343, 629500), (350, 616910), (490, 440650), (500, 431837), (686, 314750), (700, 308455), (875, 246764), (980, 220325), (1225, 176260), (1259, 171500), (1372, 157375), (1715, 125900), (1750, 123382), (2450, 88130), (2518, 85750), (3430, 62950), (3500, 61691), (4900, 44065), (5036, 42875), (6125, 35252), (6295, 34300), (6860, 31475), (8575, 25180), (8813, 24500), (12250, 17626), (12590, 17150)]