85699040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 144

約数和(自身を含む): 249761232

約数和(自身を除く): 164062192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 544, 560, 595, 643, 680, 784, 833, 952, 980, 1120, 1190, 1286, 1360, 1568, 1666, 1904, 1960, 2380, 2572, 2720, 3215, 3332, 3808, 3920, 4165, 4501, 4760, 5144, 6430, 6664, 7840, 8330, 9002, 9520, 10288, 10931, 12860, 13328, 16660, 18004, 19040, 20576, 21862, 22505, 25720, 26656, 31507, 33320, 36008, 43724, 45010, 51440, 54655, 63014, 66640, 72016, 76517, 87448, 90020, 102880, 109310, 126028, 133280, 144032, 153034, 157535, 174896, 180040, 218620, 252056, 306068, 315070, 349792, 360080, 382585, 437240, 504112, 535619, 612136, 630140, 720160, 765170, 874480, 1008224, 1071238, 1224272, 1260280, 1530340, 1748960, 2142476, 2448544, 2520560, 2678095, 3060680, 4284952, 5041120, 5356190, 6121360, 8569904, 10712380, 12242720, 17139808, 21424760, 42849520, 85699040]

約数ペア:

[(1, 85699040), (2, 42849520), (4, 21424760), (5, 17139808), (7, 12242720), (8, 10712380), (10, 8569904), (14, 6121360), (16, 5356190), (17, 5041120), (20, 4284952), (28, 3060680), (32, 2678095), (34, 2520560), (35, 2448544), (40, 2142476), (49, 1748960), (56, 1530340), (68, 1260280), (70, 1224272), (80, 1071238), (85, 1008224), (98, 874480), (112, 765170), (119, 720160), (136, 630140), (140, 612136), (160, 535619), (170, 504112), (196, 437240), (224, 382585), (238, 360080), (245, 349792), (272, 315070), (280, 306068), (340, 252056), (392, 218620), (476, 180040), (490, 174896), (544, 157535), (560, 153034), (595, 144032), (643, 133280), (680, 126028), (784, 109310), (833, 102880), (952, 90020), (980, 87448), (1120, 76517), (1190, 72016), (1286, 66640), (1360, 63014), (1568, 54655), (1666, 51440), (1904, 45010), (1960, 43724), (2380, 36008), (2572, 33320), (2720, 31507), (3215, 26656), (3332, 25720), (3808, 22505), (3920, 21862), (4165, 20576), (4501, 19040), (4760, 18004), (5144, 16660), (6430, 13328), (6664, 12860), (7840, 10931), (8330, 10288), (9002, 9520)]