66636800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 132

約数和(自身を含む): 175141320

約数和(自身を除く): 108504520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 137, 152, 160, 190, 200, 256, 274, 304, 320, 380, 400, 475, 512, 548, 608, 640, 685, 760, 800, 950, 1024, 1096, 1216, 1280, 1370, 1520, 1600, 1900, 2192, 2432, 2560, 2603, 2740, 3040, 3200, 3425, 3800, 4384, 4864, 5120, 5206, 5480, 6080, 6400, 6850, 7600, 8768, 9728, 10412, 10960, 12160, 12800, 13015, 13700, 15200, 17536, 19456, 20824, 21920, 24320, 25600, 26030, 27400, 30400, 35072, 41648, 43840, 48640, 52060, 54800, 60800, 65075, 70144, 83296, 87680, 97280, 104120, 109600, 121600, 130150, 140288, 166592, 175360, 208240, 219200, 243200, 260300, 333184, 350720, 416480, 438400, 486400, 520600, 666368, 701440, 832960, 876800, 1041200, 1332736, 1665920, 1753600, 2082400, 2665472, 3331840, 3507200, 4164800, 6663680, 8329600, 13327360, 16659200, 33318400, 66636800]

約数ペア:

[(1, 66636800), (2, 33318400), (4, 16659200), (5, 13327360), (8, 8329600), (10, 6663680), (16, 4164800), (19, 3507200), (20, 3331840), (25, 2665472), (32, 2082400), (38, 1753600), (40, 1665920), (50, 1332736), (64, 1041200), (76, 876800), (80, 832960), (95, 701440), (100, 666368), (128, 520600), (137, 486400), (152, 438400), (160, 416480), (190, 350720), (200, 333184), (256, 260300), (274, 243200), (304, 219200), (320, 208240), (380, 175360), (400, 166592), (475, 140288), (512, 130150), (548, 121600), (608, 109600), (640, 104120), (685, 97280), (760, 87680), (800, 83296), (950, 70144), (1024, 65075), (1096, 60800), (1216, 54800), (1280, 52060), (1370, 48640), (1520, 43840), (1600, 41648), (1900, 35072), (2192, 30400), (2432, 27400), (2560, 26030), (2603, 25600), (2740, 24320), (3040, 21920), (3200, 20824), (3425, 19456), (3800, 17536), (4384, 15200), (4864, 13700), (5120, 13015), (5206, 12800), (5480, 12160), (6080, 10960), (6400, 10412), (6850, 9728), (7600, 8768)]