91097840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 221295360

約数和(自身を除く): 130197520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 337, 436, 496, 545, 620, 674, 872, 1090, 1240, 1348, 1685, 1744, 2180, 2480, 2696, 3370, 3379, 4360, 5392, 6740, 6758, 8720, 10447, 13480, 13516, 16895, 20894, 26960, 27032, 33790, 36733, 41788, 52235, 54064, 67580, 73466, 83576, 104470, 135160, 146932, 167152, 183665, 208940, 270320, 293864, 367330, 417880, 587728, 734660, 835760, 1138723, 1469320, 2277446, 2938640, 4554892, 5693615, 9109784, 11387230, 18219568, 22774460, 45548920, 91097840]

約数ペア:

[(1, 91097840), (2, 45548920), (4, 22774460), (5, 18219568), (8, 11387230), (10, 9109784), (16, 5693615), (20, 4554892), (31, 2938640), (40, 2277446), (62, 1469320), (80, 1138723), (109, 835760), (124, 734660), (155, 587728), (218, 417880), (248, 367330), (310, 293864), (337, 270320), (436, 208940), (496, 183665), (545, 167152), (620, 146932), (674, 135160), (872, 104470), (1090, 83576), (1240, 73466), (1348, 67580), (1685, 54064), (1744, 52235), (2180, 41788), (2480, 36733), (2696, 33790), (3370, 27032), (3379, 26960), (4360, 20894), (5392, 16895), (6740, 13516), (6758, 13480), (8720, 10447)]