15880864

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 32848200

約数和(自身を除く): 16967336

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 109, 116, 157, 218, 232, 314, 436, 464, 628, 872, 928, 1256, 1744, 2512, 3161, 3488, 4553, 5024, 6322, 9106, 12644, 17113, 18212, 25288, 34226, 36424, 50576, 68452, 72848, 101152, 136904, 145696, 273808, 496277, 547616, 992554, 1985108, 3970216, 7940432, 15880864]

約数ペア:

[(1, 15880864), (2, 7940432), (4, 3970216), (8, 1985108), (16, 992554), (29, 547616), (32, 496277), (58, 273808), (109, 145696), (116, 136904), (157, 101152), (218, 72848), (232, 68452), (314, 50576), (436, 36424), (464, 34226), (628, 25288), (872, 18212), (928, 17113), (1256, 12644), (1744, 9106), (2512, 6322), (3161, 5024), (3488, 4553)]