64664000

素因数分解:

$2^6\times 5^3\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 112

約数和(自身を含む): 164043360

約数和(自身を除く): 99379360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 125, 137, 160, 200, 236, 250, 274, 295, 320, 400, 472, 500, 548, 590, 685, 800, 944, 1000, 1096, 1180, 1370, 1475, 1600, 1888, 2000, 2192, 2360, 2740, 2950, 3425, 3776, 4000, 4384, 4720, 5480, 5900, 6850, 7375, 8000, 8083, 8768, 9440, 10960, 11800, 13700, 14750, 16166, 17125, 18880, 21920, 23600, 27400, 29500, 32332, 34250, 40415, 43840, 47200, 54800, 59000, 64664, 68500, 80830, 94400, 109600, 118000, 129328, 137000, 161660, 202075, 219200, 236000, 258656, 274000, 323320, 404150, 472000, 517312, 548000, 646640, 808300, 1010375, 1096000, 1293280, 1616600, 2020750, 2586560, 3233200, 4041500, 6466400, 8083000, 12932800, 16166000, 32332000, 64664000]

約数ペア:

[(1, 64664000), (2, 32332000), (4, 16166000), (5, 12932800), (8, 8083000), (10, 6466400), (16, 4041500), (20, 3233200), (25, 2586560), (32, 2020750), (40, 1616600), (50, 1293280), (59, 1096000), (64, 1010375), (80, 808300), (100, 646640), (118, 548000), (125, 517312), (137, 472000), (160, 404150), (200, 323320), (236, 274000), (250, 258656), (274, 236000), (295, 219200), (320, 202075), (400, 161660), (472, 137000), (500, 129328), (548, 118000), (590, 109600), (685, 94400), (800, 80830), (944, 68500), (1000, 64664), (1096, 59000), (1180, 54800), (1370, 47200), (1475, 43840), (1600, 40415), (1888, 34250), (2000, 32332), (2192, 29500), (2360, 27400), (2740, 23600), (2950, 21920), (3425, 18880), (3776, 17125), (4000, 16166), (4384, 14750), (4720, 13700), (5480, 11800), (5900, 10960), (6850, 9440), (7375, 8768), (8000, 8083)]