81245892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1583}}^1$

素因数の和:1657

約数の個数: 96

約数和(自身を含む): 238436352

約数和(自身を除く): 157190460

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 564, 611, 658, 987, 1092, 1222, 1316, 1583, 1833, 1974, 2444, 3166, 3666, 3948, 4277, 4749, 6332, 7332, 8554, 9498, 11081, 12831, 17108, 18996, 20579, 22162, 25662, 33243, 41158, 44324, 51324, 61737, 66486, 74401, 82316, 123474, 132972, 144053, 148802, 223203, 246948, 288106, 297604, 432159, 446406, 520807, 576212, 864318, 892812, 967213, 1041614, 1562421, 1728636, 1934426, 2083228, 2901639, 3124842, 3868852, 5803278, 6249684, 6770491, 11606556, 13540982, 20311473, 27081964, 40622946, 81245892]

約数ペア:

[(1, 81245892), (2, 40622946), (3, 27081964), (4, 20311473), (6, 13540982), (7, 11606556), (12, 6770491), (13, 6249684), (14, 5803278), (21, 3868852), (26, 3124842), (28, 2901639), (39, 2083228), (42, 1934426), (47, 1728636), (52, 1562421), (78, 1041614), (84, 967213), (91, 892812), (94, 864318), (141, 576212), (156, 520807), (182, 446406), (188, 432159), (273, 297604), (282, 288106), (329, 246948), (364, 223203), (546, 148802), (564, 144053), (611, 132972), (658, 123474), (987, 82316), (1092, 74401), (1222, 66486), (1316, 61737), (1583, 51324), (1833, 44324), (1974, 41158), (2444, 33243), (3166, 25662), (3666, 22162), (3948, 20579), (4277, 18996), (4749, 17108), (6332, 12831), (7332, 11081), (8554, 9498)]