87992560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 212173920

約数和(自身を除く): 124181360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 139, 164, 193, 205, 278, 328, 386, 410, 556, 656, 695, 772, 820, 965, 1112, 1390, 1544, 1640, 1930, 2224, 2780, 3088, 3280, 3860, 5560, 5699, 7720, 7913, 11120, 11398, 15440, 15826, 22796, 26827, 28495, 31652, 39565, 45592, 53654, 56990, 63304, 79130, 91184, 107308, 113980, 126608, 134135, 158260, 214616, 227960, 268270, 316520, 429232, 455920, 536540, 633040, 1073080, 1099907, 2146160, 2199814, 4399628, 5499535, 8799256, 10999070, 17598512, 21998140, 43996280, 87992560]

約数ペア:

[(1, 87992560), (2, 43996280), (4, 21998140), (5, 17598512), (8, 10999070), (10, 8799256), (16, 5499535), (20, 4399628), (40, 2199814), (41, 2146160), (80, 1099907), (82, 1073080), (139, 633040), (164, 536540), (193, 455920), (205, 429232), (278, 316520), (328, 268270), (386, 227960), (410, 214616), (556, 158260), (656, 134135), (695, 126608), (772, 113980), (820, 107308), (965, 91184), (1112, 79130), (1390, 63304), (1544, 56990), (1640, 53654), (1930, 45592), (2224, 39565), (2780, 31652), (3088, 28495), (3280, 26827), (3860, 22796), (5560, 15826), (5699, 15440), (7720, 11398), (7913, 11120)]