80771888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 174155520

約数和(自身を除く): 93383632

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 43, 74, 76, 86, 148, 152, 167, 172, 296, 304, 334, 344, 592, 668, 688, 703, 817, 1336, 1406, 1591, 1634, 2672, 2812, 3173, 3182, 3268, 5624, 6179, 6346, 6364, 6536, 7181, 11248, 12358, 12692, 12728, 13072, 14362, 24716, 25384, 25456, 28724, 30229, 49432, 50768, 57448, 60458, 98864, 114896, 117401, 120916, 136439, 234802, 241832, 265697, 272878, 469604, 483664, 531394, 545756, 939208, 1062788, 1091512, 1878416, 2125576, 2183024, 4251152, 5048243, 10096486, 20192972, 40385944, 80771888]

約数ペア:

[(1, 80771888), (2, 40385944), (4, 20192972), (8, 10096486), (16, 5048243), (19, 4251152), (37, 2183024), (38, 2125576), (43, 1878416), (74, 1091512), (76, 1062788), (86, 939208), (148, 545756), (152, 531394), (167, 483664), (172, 469604), (296, 272878), (304, 265697), (334, 241832), (344, 234802), (592, 136439), (668, 120916), (688, 117401), (703, 114896), (817, 98864), (1336, 60458), (1406, 57448), (1591, 50768), (1634, 49432), (2672, 30229), (2812, 28724), (3173, 25456), (3182, 25384), (3268, 24716), (5624, 14362), (6179, 13072), (6346, 12728), (6364, 12692), (6536, 12358), (7181, 11248)]