87991416

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 247206960

約数和(自身を除く): 159215544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 97, 129, 172, 194, 258, 291, 293, 344, 387, 388, 516, 582, 586, 774, 776, 873, 879, 1032, 1164, 1172, 1548, 1746, 1758, 2328, 2344, 2637, 3096, 3492, 3516, 4171, 5274, 6984, 7032, 8342, 10548, 12513, 12599, 16684, 21096, 25026, 25198, 28421, 33368, 37539, 37797, 50052, 50396, 56842, 75078, 75594, 85263, 100104, 100792, 113391, 113684, 150156, 151188, 170526, 226782, 227368, 255789, 300312, 302376, 341052, 453564, 511578, 682104, 907128, 1023156, 1222103, 2046312, 2444206, 3666309, 4888412, 7332618, 9776824, 10998927, 14665236, 21997854, 29330472, 43995708, 87991416]

約数ペア:

[(1, 87991416), (2, 43995708), (3, 29330472), (4, 21997854), (6, 14665236), (8, 10998927), (9, 9776824), (12, 7332618), (18, 4888412), (24, 3666309), (36, 2444206), (43, 2046312), (72, 1222103), (86, 1023156), (97, 907128), (129, 682104), (172, 511578), (194, 453564), (258, 341052), (291, 302376), (293, 300312), (344, 255789), (387, 227368), (388, 226782), (516, 170526), (582, 151188), (586, 150156), (774, 113684), (776, 113391), (873, 100792), (879, 100104), (1032, 85263), (1164, 75594), (1172, 75078), (1548, 56842), (1746, 50396), (1758, 50052), (2328, 37797), (2344, 37539), (2637, 33368), (3096, 28421), (3492, 25198), (3516, 25026), (4171, 21096), (5274, 16684), (6984, 12599), (7032, 12513), (8342, 10548)]