87171904

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:431

約数の個数: 56

約数和(自身を含む): 179222400

約数和(自身を除く): 92050496

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 139, 164, 239, 278, 328, 478, 556, 656, 956, 1112, 1312, 1912, 2224, 2624, 3824, 4448, 5699, 7648, 8896, 9799, 11398, 15296, 19598, 22796, 33221, 39196, 45592, 66442, 78392, 91184, 132884, 156784, 182368, 265768, 313568, 364736, 531536, 627136, 1063072, 1362061, 2126144, 2724122, 5448244, 10896488, 21792976, 43585952, 87171904]

約数ペア:

[(1, 87171904), (2, 43585952), (4, 21792976), (8, 10896488), (16, 5448244), (32, 2724122), (41, 2126144), (64, 1362061), (82, 1063072), (139, 627136), (164, 531536), (239, 364736), (278, 313568), (328, 265768), (478, 182368), (556, 156784), (656, 132884), (956, 91184), (1112, 78392), (1312, 66442), (1912, 45592), (2224, 39196), (2624, 33221), (3824, 22796), (4448, 19598), (5699, 15296), (7648, 11398), (8896, 9799)]