78871936

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 191923200

約数和(自身を除く): 113051264

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 88, 104, 124, 128, 139, 143, 176, 208, 248, 278, 286, 341, 352, 403, 416, 496, 556, 572, 682, 704, 806, 832, 992, 1112, 1144, 1364, 1408, 1529, 1612, 1664, 1807, 1984, 2224, 2288, 2728, 3058, 3224, 3614, 3968, 4309, 4433, 4448, 4576, 5456, 6116, 6448, 7228, 8618, 8866, 8896, 9152, 10912, 12232, 12896, 14456, 17236, 17732, 17792, 18304, 19877, 21824, 24464, 25792, 28912, 34472, 35464, 39754, 43648, 47399, 48928, 51584, 56017, 57824, 68944, 70928, 79508, 94798, 97856, 112034, 115648, 137888, 141856, 159016, 189596, 195712, 224068, 231296, 275776, 283712, 318032, 379192, 448136, 551552, 567424, 616187, 636064, 758384, 896272, 1232374, 1272128, 1516768, 1792544, 2464748, 2544256, 3033536, 3585088, 4929496, 6067072, 7170176, 9858992, 19717984, 39435968, 78871936]

約数ペア:

[(1, 78871936), (2, 39435968), (4, 19717984), (8, 9858992), (11, 7170176), (13, 6067072), (16, 4929496), (22, 3585088), (26, 3033536), (31, 2544256), (32, 2464748), (44, 1792544), (52, 1516768), (62, 1272128), (64, 1232374), (88, 896272), (104, 758384), (124, 636064), (128, 616187), (139, 567424), (143, 551552), (176, 448136), (208, 379192), (248, 318032), (278, 283712), (286, 275776), (341, 231296), (352, 224068), (403, 195712), (416, 189596), (496, 159016), (556, 141856), (572, 137888), (682, 115648), (704, 112034), (806, 97856), (832, 94798), (992, 79508), (1112, 70928), (1144, 68944), (1364, 57824), (1408, 56017), (1529, 51584), (1612, 48928), (1664, 47399), (1807, 43648), (1984, 39754), (2224, 35464), (2288, 34472), (2728, 28912), (3058, 25792), (3224, 24464), (3614, 21824), (3968, 19877), (4309, 18304), (4433, 17792), (4448, 17732), (4576, 17236), (5456, 14456), (6116, 12896), (6448, 12232), (7228, 10912), (8618, 9152), (8866, 8896)]