31666376

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 78796800

約数和(自身を除く): 47130424

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 31, 34, 37, 56, 58, 62, 68, 74, 116, 119, 124, 136, 148, 203, 217, 232, 238, 248, 259, 296, 406, 434, 476, 493, 518, 527, 629, 812, 868, 899, 952, 986, 1036, 1054, 1073, 1147, 1258, 1624, 1736, 1798, 1972, 2072, 2108, 2146, 2294, 2516, 3451, 3596, 3689, 3944, 4216, 4292, 4403, 4588, 5032, 6293, 6902, 7192, 7378, 7511, 8029, 8584, 8806, 9176, 12586, 13804, 14756, 15022, 15283, 16058, 17612, 18241, 19499, 25172, 27608, 29512, 30044, 30566, 32116, 33263, 35224, 36482, 38998, 50344, 60088, 61132, 64232, 66526, 72964, 77996, 106981, 122264, 127687, 133052, 136493, 145928, 155992, 213962, 232841, 255374, 266104, 272986, 427924, 465682, 510748, 545972, 565471, 855848, 931364, 1021496, 1091944, 1130942, 1862728, 2261884, 3958297, 4523768, 7916594, 15833188, 31666376]

約数ペア:

[(1, 31666376), (2, 15833188), (4, 7916594), (7, 4523768), (8, 3958297), (14, 2261884), (17, 1862728), (28, 1130942), (29, 1091944), (31, 1021496), (34, 931364), (37, 855848), (56, 565471), (58, 545972), (62, 510748), (68, 465682), (74, 427924), (116, 272986), (119, 266104), (124, 255374), (136, 232841), (148, 213962), (203, 155992), (217, 145928), (232, 136493), (238, 133052), (248, 127687), (259, 122264), (296, 106981), (406, 77996), (434, 72964), (476, 66526), (493, 64232), (518, 61132), (527, 60088), (629, 50344), (812, 38998), (868, 36482), (899, 35224), (952, 33263), (986, 32116), (1036, 30566), (1054, 30044), (1073, 29512), (1147, 27608), (1258, 25172), (1624, 19499), (1736, 18241), (1798, 17612), (1972, 16058), (2072, 15283), (2108, 15022), (2146, 14756), (2294, 13804), (2516, 12586), (3451, 9176), (3596, 8806), (3689, 8584), (3944, 8029), (4216, 7511), (4292, 7378), (4403, 7192), (4588, 6902), (5032, 6293)]