86485000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{353}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 236385270

約数和(自身を除く): 149900270

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 280, 350, 353, 392, 490, 500, 625, 700, 706, 875, 980, 1000, 1225, 1250, 1400, 1412, 1750, 1765, 1960, 2450, 2471, 2500, 2824, 3500, 3530, 4375, 4900, 4942, 5000, 6125, 7000, 7060, 8750, 8825, 9800, 9884, 12250, 12355, 14120, 17297, 17500, 17650, 19768, 24500, 24710, 30625, 34594, 35000, 35300, 44125, 49000, 49420, 61250, 61775, 69188, 70600, 86485, 88250, 98840, 122500, 123550, 138376, 172970, 176500, 220625, 245000, 247100, 308875, 345940, 353000, 432425, 441250, 494200, 617750, 691880, 864850, 882500, 1235500, 1544375, 1729700, 1765000, 2162125, 2471000, 3088750, 3459400, 4324250, 6177500, 8648500, 10810625, 12355000, 17297000, 21621250, 43242500, 86485000]

約数ペア:

[(1, 86485000), (2, 43242500), (4, 21621250), (5, 17297000), (7, 12355000), (8, 10810625), (10, 8648500), (14, 6177500), (20, 4324250), (25, 3459400), (28, 3088750), (35, 2471000), (40, 2162125), (49, 1765000), (50, 1729700), (56, 1544375), (70, 1235500), (98, 882500), (100, 864850), (125, 691880), (140, 617750), (175, 494200), (196, 441250), (200, 432425), (245, 353000), (250, 345940), (280, 308875), (350, 247100), (353, 245000), (392, 220625), (490, 176500), (500, 172970), (625, 138376), (700, 123550), (706, 122500), (875, 98840), (980, 88250), (1000, 86485), (1225, 70600), (1250, 69188), (1400, 61775), (1412, 61250), (1750, 49420), (1765, 49000), (1960, 44125), (2450, 35300), (2471, 35000), (2500, 34594), (2824, 30625), (3500, 24710), (3530, 24500), (4375, 19768), (4900, 17650), (4942, 17500), (5000, 17297), (6125, 14120), (7000, 12355), (7060, 12250), (8750, 9884), (8825, 9800)]