42540416

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 88862400

約数和(自身を除く): 46321984

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 64, 86, 118, 128, 131, 172, 236, 262, 344, 472, 524, 688, 944, 1048, 1376, 1888, 2096, 2537, 2752, 3776, 4192, 5074, 5504, 5633, 7552, 7729, 8384, 10148, 11266, 15458, 16768, 20296, 22532, 30916, 40592, 45064, 61832, 81184, 90128, 123664, 162368, 180256, 247328, 324736, 332347, 360512, 494656, 664694, 721024, 989312, 1329388, 2658776, 5317552, 10635104, 21270208, 42540416]

約数ペア:

[(1, 42540416), (2, 21270208), (4, 10635104), (8, 5317552), (16, 2658776), (32, 1329388), (43, 989312), (59, 721024), (64, 664694), (86, 494656), (118, 360512), (128, 332347), (131, 324736), (172, 247328), (236, 180256), (262, 162368), (344, 123664), (472, 90128), (524, 81184), (688, 61832), (944, 45064), (1048, 40592), (1376, 30916), (1888, 22532), (2096, 20296), (2537, 16768), (2752, 15458), (3776, 11266), (4192, 10148), (5074, 8384), (5504, 7729), (5633, 7552)]