131641600

素因数分解:

$2^8\times 5^2\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:400

約数の個数: 108

約数和(自身を含む): 331773904

約数和(自身を除く): 200132304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 67, 80, 100, 128, 134, 160, 200, 256, 268, 307, 320, 335, 400, 536, 614, 640, 670, 800, 1072, 1228, 1280, 1340, 1535, 1600, 1675, 2144, 2456, 2680, 3070, 3200, 3350, 4288, 4912, 5360, 6140, 6400, 6700, 7675, 8576, 9824, 10720, 12280, 13400, 15350, 17152, 19648, 20569, 21440, 24560, 26800, 30700, 39296, 41138, 42880, 49120, 53600, 61400, 78592, 82276, 85760, 98240, 102845, 107200, 122800, 164552, 196480, 205690, 214400, 245600, 329104, 392960, 411380, 428800, 491200, 514225, 658208, 822760, 982400, 1028450, 1316416, 1645520, 1964800, 2056900, 2632832, 3291040, 4113800, 5265664, 6582080, 8227600, 13164160, 16455200, 26328320, 32910400, 65820800, 131641600]

約数ペア:

[(1, 131641600), (2, 65820800), (4, 32910400), (5, 26328320), (8, 16455200), (10, 13164160), (16, 8227600), (20, 6582080), (25, 5265664), (32, 4113800), (40, 3291040), (50, 2632832), (64, 2056900), (67, 1964800), (80, 1645520), (100, 1316416), (128, 1028450), (134, 982400), (160, 822760), (200, 658208), (256, 514225), (268, 491200), (307, 428800), (320, 411380), (335, 392960), (400, 329104), (536, 245600), (614, 214400), (640, 205690), (670, 196480), (800, 164552), (1072, 122800), (1228, 107200), (1280, 102845), (1340, 98240), (1535, 85760), (1600, 82276), (1675, 78592), (2144, 61400), (2456, 53600), (2680, 49120), (3070, 42880), (3200, 41138), (3350, 39296), (4288, 30700), (4912, 26800), (5360, 24560), (6140, 21440), (6400, 20569), (6700, 19648), (7675, 17152), (8576, 15350), (9824, 13400), (10720, 12280)]