68979200

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:362

約数の個数: 120

約数和(自身を含む): 181525212

約数和(自身を除く): 112546012

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 317, 320, 340, 400, 425, 512, 544, 634, 640, 680, 800, 850, 1088, 1268, 1280, 1360, 1585, 1600, 1700, 2176, 2536, 2560, 2720, 3170, 3200, 3400, 4352, 5072, 5389, 5440, 6340, 6400, 6800, 7925, 8704, 10144, 10778, 10880, 12680, 12800, 13600, 15850, 20288, 21556, 21760, 25360, 26945, 27200, 31700, 40576, 43112, 43520, 50720, 53890, 54400, 63400, 81152, 86224, 101440, 107780, 108800, 126800, 134725, 162304, 172448, 202880, 215560, 217600, 253600, 269450, 344896, 405760, 431120, 507200, 538900, 689792, 811520, 862240, 1014400, 1077800, 1379584, 1724480, 2028800, 2155600, 2759168, 3448960, 4057600, 4311200, 6897920, 8622400, 13795840, 17244800, 34489600, 68979200]

約数ペア:

[(1, 68979200), (2, 34489600), (4, 17244800), (5, 13795840), (8, 8622400), (10, 6897920), (16, 4311200), (17, 4057600), (20, 3448960), (25, 2759168), (32, 2155600), (34, 2028800), (40, 1724480), (50, 1379584), (64, 1077800), (68, 1014400), (80, 862240), (85, 811520), (100, 689792), (128, 538900), (136, 507200), (160, 431120), (170, 405760), (200, 344896), (256, 269450), (272, 253600), (317, 217600), (320, 215560), (340, 202880), (400, 172448), (425, 162304), (512, 134725), (544, 126800), (634, 108800), (640, 107780), (680, 101440), (800, 86224), (850, 81152), (1088, 63400), (1268, 54400), (1280, 53890), (1360, 50720), (1585, 43520), (1600, 43112), (1700, 40576), (2176, 31700), (2536, 27200), (2560, 26945), (2720, 25360), (3170, 21760), (3200, 21556), (3400, 20288), (4352, 15850), (5072, 13600), (5389, 12800), (5440, 12680), (6340, 10880), (6400, 10778), (6800, 10144), (7925, 8704)]