78809600

素因数分解:

$2^9\times 5^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 120

約数和(自身を含む): 200933568

約数和(自身を除く): 122123968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 128, 131, 160, 188, 200, 235, 256, 262, 320, 376, 400, 470, 512, 524, 640, 655, 752, 800, 940, 1048, 1175, 1280, 1310, 1504, 1600, 1880, 2096, 2350, 2560, 2620, 3008, 3200, 3275, 3760, 4192, 4700, 5240, 6016, 6157, 6400, 6550, 7520, 8384, 9400, 10480, 12032, 12314, 12800, 13100, 15040, 16768, 18800, 20960, 24064, 24628, 26200, 30080, 30785, 33536, 37600, 41920, 49256, 52400, 60160, 61570, 67072, 75200, 83840, 98512, 104800, 120320, 123140, 150400, 153925, 167680, 197024, 209600, 246280, 300800, 307850, 335360, 394048, 419200, 492560, 601600, 615700, 788096, 838400, 985120, 1231400, 1576192, 1676800, 1970240, 2462800, 3152384, 3940480, 4925600, 7880960, 9851200, 15761920, 19702400, 39404800, 78809600]

約数ペア:

[(1, 78809600), (2, 39404800), (4, 19702400), (5, 15761920), (8, 9851200), (10, 7880960), (16, 4925600), (20, 3940480), (25, 3152384), (32, 2462800), (40, 1970240), (47, 1676800), (50, 1576192), (64, 1231400), (80, 985120), (94, 838400), (100, 788096), (128, 615700), (131, 601600), (160, 492560), (188, 419200), (200, 394048), (235, 335360), (256, 307850), (262, 300800), (320, 246280), (376, 209600), (400, 197024), (470, 167680), (512, 153925), (524, 150400), (640, 123140), (655, 120320), (752, 104800), (800, 98512), (940, 83840), (1048, 75200), (1175, 67072), (1280, 61570), (1310, 60160), (1504, 52400), (1600, 49256), (1880, 41920), (2096, 37600), (2350, 33536), (2560, 30785), (2620, 30080), (3008, 26200), (3200, 24628), (3275, 24064), (3760, 20960), (4192, 18800), (4700, 16768), (5240, 15040), (6016, 13100), (6157, 12800), (6400, 12314), (6550, 12032), (7520, 10480), (8384, 9400)]