86566880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{563}}^1$

素因数の和:640

約数の個数: 72

約数和(自身を含む): 211699656

約数和(自身を除く): 125132776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 563, 620, 961, 992, 1126, 1240, 1922, 2252, 2480, 2815, 3844, 4504, 4805, 4960, 5630, 7688, 9008, 9610, 11260, 15376, 17453, 18016, 19220, 22520, 30752, 34906, 38440, 45040, 69812, 76880, 87265, 90080, 139624, 153760, 174530, 279248, 349060, 541043, 558496, 698120, 1082086, 1396240, 2164172, 2705215, 2792480, 4328344, 5410430, 8656688, 10820860, 17313376, 21641720, 43283440, 86566880]

約数ペア:

[(1, 86566880), (2, 43283440), (4, 21641720), (5, 17313376), (8, 10820860), (10, 8656688), (16, 5410430), (20, 4328344), (31, 2792480), (32, 2705215), (40, 2164172), (62, 1396240), (80, 1082086), (124, 698120), (155, 558496), (160, 541043), (248, 349060), (310, 279248), (496, 174530), (563, 153760), (620, 139624), (961, 90080), (992, 87265), (1126, 76880), (1240, 69812), (1922, 45040), (2252, 38440), (2480, 34906), (2815, 30752), (3844, 22520), (4504, 19220), (4805, 18016), (4960, 17453), (5630, 15376), (7688, 11260), (9008, 9610)]