78036640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 203575680

約数和(自身を除く): 125539040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 160, 176, 202, 220, 352, 404, 439, 440, 505, 808, 878, 880, 1010, 1111, 1616, 1756, 1760, 2020, 2195, 2222, 3232, 3512, 4040, 4390, 4444, 4829, 5555, 7024, 8080, 8780, 8888, 9658, 11110, 14048, 16160, 17560, 17776, 19316, 22220, 24145, 35120, 35552, 38632, 44339, 44440, 48290, 70240, 77264, 88678, 88880, 96580, 154528, 177356, 177760, 193160, 221695, 354712, 386320, 443390, 487729, 709424, 772640, 886780, 975458, 1418848, 1773560, 1950916, 2438645, 3547120, 3901832, 4877290, 7094240, 7803664, 9754580, 15607328, 19509160, 39018320, 78036640]

約数ペア:

[(1, 78036640), (2, 39018320), (4, 19509160), (5, 15607328), (8, 9754580), (10, 7803664), (11, 7094240), (16, 4877290), (20, 3901832), (22, 3547120), (32, 2438645), (40, 1950916), (44, 1773560), (55, 1418848), (80, 975458), (88, 886780), (101, 772640), (110, 709424), (160, 487729), (176, 443390), (202, 386320), (220, 354712), (352, 221695), (404, 193160), (439, 177760), (440, 177356), (505, 154528), (808, 96580), (878, 88880), (880, 88678), (1010, 77264), (1111, 70240), (1616, 48290), (1756, 44440), (1760, 44339), (2020, 38632), (2195, 35552), (2222, 35120), (3232, 24145), (3512, 22220), (4040, 19316), (4390, 17776), (4444, 17560), (4829, 16160), (5555, 14048), (7024, 11110), (8080, 9658), (8780, 8888)]