6400500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 19813248

約数和(自身を除く): 13412748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 125, 150, 170, 204, 250, 251, 255, 300, 340, 375, 425, 500, 502, 510, 750, 753, 850, 1004, 1020, 1255, 1275, 1500, 1506, 1700, 2125, 2510, 2550, 3012, 3765, 4250, 4267, 5020, 5100, 6275, 6375, 7530, 8500, 8534, 12550, 12750, 12801, 15060, 17068, 18825, 21335, 25100, 25500, 25602, 31375, 37650, 42670, 51204, 62750, 64005, 75300, 85340, 94125, 106675, 125500, 128010, 188250, 213350, 256020, 320025, 376500, 426700, 533375, 640050, 1066750, 1280100, 1600125, 2133500, 3200250, 6400500]

約数ペア:

[(1, 6400500), (2, 3200250), (3, 2133500), (4, 1600125), (5, 1280100), (6, 1066750), (10, 640050), (12, 533375), (15, 426700), (17, 376500), (20, 320025), (25, 256020), (30, 213350), (34, 188250), (50, 128010), (51, 125500), (60, 106675), (68, 94125), (75, 85340), (85, 75300), (100, 64005), (102, 62750), (125, 51204), (150, 42670), (170, 37650), (204, 31375), (250, 25602), (251, 25500), (255, 25100), (300, 21335), (340, 18825), (375, 17068), (425, 15060), (500, 12801), (502, 12750), (510, 12550), (750, 8534), (753, 8500), (850, 7530), (1004, 6375), (1020, 6275), (1255, 5100), (1275, 5020), (1500, 4267), (1506, 4250), (1700, 3765), (2125, 3012), (2510, 2550)]