87271788

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 226195200

約数和(自身を除く): 138923412

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 67, 76, 87, 114, 116, 134, 174, 197, 201, 228, 268, 348, 394, 402, 551, 591, 788, 804, 1102, 1182, 1273, 1653, 1943, 2204, 2364, 2546, 3306, 3743, 3819, 3886, 5092, 5713, 5829, 6612, 7486, 7638, 7772, 11229, 11426, 11658, 13199, 14972, 15276, 17139, 22458, 22852, 23316, 26398, 34278, 36917, 39597, 44916, 52796, 68556, 73834, 79194, 108547, 110751, 147668, 158388, 217094, 221502, 250781, 325641, 382771, 434188, 443004, 501562, 651282, 752343, 765542, 1003124, 1148313, 1302564, 1504686, 1531084, 2296626, 3009372, 4593252, 7272649, 14545298, 21817947, 29090596, 43635894, 87271788]

約数ペア:

[(1, 87271788), (2, 43635894), (3, 29090596), (4, 21817947), (6, 14545298), (12, 7272649), (19, 4593252), (29, 3009372), (38, 2296626), (57, 1531084), (58, 1504686), (67, 1302564), (76, 1148313), (87, 1003124), (114, 765542), (116, 752343), (134, 651282), (174, 501562), (197, 443004), (201, 434188), (228, 382771), (268, 325641), (348, 250781), (394, 221502), (402, 217094), (551, 158388), (591, 147668), (788, 110751), (804, 108547), (1102, 79194), (1182, 73834), (1273, 68556), (1653, 52796), (1943, 44916), (2204, 39597), (2364, 36917), (2546, 34278), (3306, 26398), (3743, 23316), (3819, 22852), (3886, 22458), (5092, 17139), (5713, 15276), (5829, 14972), (6612, 13199), (7486, 11658), (7638, 11426), (7772, 11229)]