83858600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 233244000

約数和(自身を除く): 149385400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 49, 50, 56, 70, 86, 98, 100, 140, 172, 175, 196, 199, 200, 215, 245, 280, 301, 344, 350, 392, 398, 430, 490, 602, 700, 796, 860, 980, 995, 1075, 1204, 1225, 1393, 1400, 1505, 1592, 1720, 1960, 1990, 2107, 2150, 2408, 2450, 2786, 3010, 3980, 4214, 4300, 4900, 4975, 5572, 6020, 6965, 7525, 7960, 8428, 8557, 8600, 9751, 9800, 9950, 10535, 11144, 12040, 13930, 15050, 16856, 17114, 19502, 19900, 21070, 27860, 30100, 34228, 34825, 39004, 39800, 42140, 42785, 48755, 52675, 55720, 59899, 60200, 68456, 69650, 78008, 84280, 85570, 97510, 105350, 119798, 139300, 171140, 195020, 210700, 213925, 239596, 243775, 278600, 299495, 342280, 390040, 419293, 421400, 427850, 479192, 487550, 598990, 838586, 855700, 975100, 1197980, 1497475, 1677172, 1711400, 1950200, 2096465, 2395960, 2994950, 3354344, 4192930, 5989900, 8385860, 10482325, 11979800, 16771720, 20964650, 41929300, 83858600]

約数ペア:

[(1, 83858600), (2, 41929300), (4, 20964650), (5, 16771720), (7, 11979800), (8, 10482325), (10, 8385860), (14, 5989900), (20, 4192930), (25, 3354344), (28, 2994950), (35, 2395960), (40, 2096465), (43, 1950200), (49, 1711400), (50, 1677172), (56, 1497475), (70, 1197980), (86, 975100), (98, 855700), (100, 838586), (140, 598990), (172, 487550), (175, 479192), (196, 427850), (199, 421400), (200, 419293), (215, 390040), (245, 342280), (280, 299495), (301, 278600), (344, 243775), (350, 239596), (392, 213925), (398, 210700), (430, 195020), (490, 171140), (602, 139300), (700, 119798), (796, 105350), (860, 97510), (980, 85570), (995, 84280), (1075, 78008), (1204, 69650), (1225, 68456), (1393, 60200), (1400, 59899), (1505, 55720), (1592, 52675), (1720, 48755), (1960, 42785), (1990, 42140), (2107, 39800), (2150, 39004), (2408, 34825), (2450, 34228), (2786, 30100), (3010, 27860), (3980, 21070), (4214, 19900), (4300, 19502), (4900, 17114), (4975, 16856), (5572, 15050), (6020, 13930), (6965, 12040), (7525, 11144), (7960, 10535), (8428, 9950), (8557, 9800), (8600, 9751)]