8506400

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{31}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 24998400

約数和(自身を除く): 16492000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 49, 50, 56, 62, 70, 80, 98, 100, 112, 124, 140, 155, 160, 175, 196, 200, 217, 224, 245, 248, 280, 310, 343, 350, 392, 400, 434, 490, 496, 560, 620, 686, 700, 775, 784, 800, 868, 980, 992, 1085, 1120, 1225, 1240, 1372, 1400, 1519, 1550, 1568, 1715, 1736, 1960, 2170, 2450, 2480, 2744, 2800, 3038, 3100, 3430, 3472, 3920, 4340, 4900, 4960, 5425, 5488, 5600, 6076, 6200, 6860, 6944, 7595, 7840, 8575, 8680, 9800, 10633, 10850, 10976, 12152, 12400, 13720, 15190, 17150, 17360, 19600, 21266, 21700, 24304, 24800, 27440, 30380, 34300, 34720, 37975, 39200, 42532, 43400, 48608, 53165, 54880, 60760, 68600, 75950, 85064, 86800, 106330, 121520, 137200, 151900, 170128, 173600, 212660, 243040, 265825, 274400, 303800, 340256, 425320, 531650, 607600, 850640, 1063300, 1215200, 1701280, 2126600, 4253200, 8506400]

約数ペア:

[(1, 8506400), (2, 4253200), (4, 2126600), (5, 1701280), (7, 1215200), (8, 1063300), (10, 850640), (14, 607600), (16, 531650), (20, 425320), (25, 340256), (28, 303800), (31, 274400), (32, 265825), (35, 243040), (40, 212660), (49, 173600), (50, 170128), (56, 151900), (62, 137200), (70, 121520), (80, 106330), (98, 86800), (100, 85064), (112, 75950), (124, 68600), (140, 60760), (155, 54880), (160, 53165), (175, 48608), (196, 43400), (200, 42532), (217, 39200), (224, 37975), (245, 34720), (248, 34300), (280, 30380), (310, 27440), (343, 24800), (350, 24304), (392, 21700), (400, 21266), (434, 19600), (490, 17360), (496, 17150), (560, 15190), (620, 13720), (686, 12400), (700, 12152), (775, 10976), (784, 10850), (800, 10633), (868, 9800), (980, 8680), (992, 8575), (1085, 7840), (1120, 7595), (1225, 6944), (1240, 6860), (1372, 6200), (1400, 6076), (1519, 5600), (1550, 5488), (1568, 5425), (1715, 4960), (1736, 4900), (1960, 4340), (2170, 3920), (2450, 3472), (2480, 3430), (2744, 3100), (2800, 3038)]