81975904

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4919

約数の個数: 48

約数和(自身を含む): 176432256

約数和(自身を除く): 94456352

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 2108, 4216, 4861, 8432, 9722, 16864, 19444, 38888, 77776, 82637, 150691, 155552, 165274, 301382, 330548, 602764, 661096, 1205528, 1322192, 2411056, 2561747, 2644384, 4822112, 5123494, 10246988, 20493976, 40987952, 81975904]

約数ペア:

[(1, 81975904), (2, 40987952), (4, 20493976), (8, 10246988), (16, 5123494), (17, 4822112), (31, 2644384), (32, 2561747), (34, 2411056), (62, 1322192), (68, 1205528), (124, 661096), (136, 602764), (248, 330548), (272, 301382), (496, 165274), (527, 155552), (544, 150691), (992, 82637), (1054, 77776), (2108, 38888), (4216, 19444), (4861, 16864), (8432, 9722)]