161708896

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 357654528

約数和(自身を除く): 195945632

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 43, 62, 68, 86, 124, 136, 172, 223, 248, 272, 344, 446, 496, 527, 544, 688, 731, 892, 992, 1054, 1333, 1376, 1462, 1784, 2108, 2666, 2924, 3568, 3791, 4216, 5332, 5848, 6913, 7136, 7582, 8432, 9589, 10664, 11696, 13826, 15164, 16864, 19178, 21328, 22661, 23392, 27652, 30328, 38356, 42656, 45322, 55304, 60656, 76712, 90644, 110608, 117521, 121312, 153424, 163013, 181288, 221216, 235042, 297259, 306848, 326026, 362576, 470084, 594518, 652052, 725152, 940168, 1189036, 1304104, 1880336, 2378072, 2608208, 3760672, 4756144, 5053403, 5216416, 9512288, 10106806, 20213612, 40427224, 80854448, 161708896]

約数ペア:

[(1, 161708896), (2, 80854448), (4, 40427224), (8, 20213612), (16, 10106806), (17, 9512288), (31, 5216416), (32, 5053403), (34, 4756144), (43, 3760672), (62, 2608208), (68, 2378072), (86, 1880336), (124, 1304104), (136, 1189036), (172, 940168), (223, 725152), (248, 652052), (272, 594518), (344, 470084), (446, 362576), (496, 326026), (527, 306848), (544, 297259), (688, 235042), (731, 221216), (892, 181288), (992, 163013), (1054, 153424), (1333, 121312), (1376, 117521), (1462, 110608), (1784, 90644), (2108, 76712), (2666, 60656), (2924, 55304), (3568, 45322), (3791, 42656), (4216, 38356), (5332, 30328), (5848, 27652), (6913, 23392), (7136, 22661), (7582, 21328), (8432, 19178), (9589, 16864), (10664, 15164), (11696, 13826)]