66947104

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 156147264

約数和(自身を除く): 89200160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 311, 434, 496, 622, 868, 961, 992, 1244, 1736, 1922, 2177, 2488, 3472, 3844, 4354, 4976, 6727, 6944, 7688, 8708, 9641, 9952, 13454, 15376, 17416, 19282, 26908, 30752, 34832, 38564, 53816, 67487, 69664, 77128, 107632, 134974, 154256, 215264, 269948, 298871, 308512, 539896, 597742, 1079792, 1195484, 2092097, 2159584, 2390968, 4184194, 4781936, 8368388, 9563872, 16736776, 33473552, 66947104]

約数ペア:

[(1, 66947104), (2, 33473552), (4, 16736776), (7, 9563872), (8, 8368388), (14, 4781936), (16, 4184194), (28, 2390968), (31, 2159584), (32, 2092097), (56, 1195484), (62, 1079792), (112, 597742), (124, 539896), (217, 308512), (224, 298871), (248, 269948), (311, 215264), (434, 154256), (496, 134974), (622, 107632), (868, 77128), (961, 69664), (992, 67487), (1244, 53816), (1736, 38564), (1922, 34832), (2177, 30752), (2488, 26908), (3472, 19282), (3844, 17416), (4354, 15376), (4976, 13454), (6727, 9952), (6944, 9641), (7688, 8708)]