81655668544

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{5749}}^1\times {\mathrm{7159}}^1$

素因数の和:12951

約数の個数: 56

約数和(自身を含む): 167314880000

約数和(自身を除く): 85659211456

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 5749, 7159, 11498, 14318, 22996, 28636, 45992, 57272, 91984, 114544, 178219, 183968, 221929, 229088, 356438, 367936, 443858, 458176, 712876, 887716, 1425752, 1775432, 2851504, 3550864, 5703008, 7101728, 11406016, 14203456, 41157091, 82314182, 164628364, 329256728, 658513456, 1275869821, 1317026912, 2551739642, 2634053824, 5103479284, 10206958568, 20413917136, 40827834272, 81655668544]

約数ペア:

[(1, 81655668544), (2, 40827834272), (4, 20413917136), (8, 10206958568), (16, 5103479284), (31, 2634053824), (32, 2551739642), (62, 1317026912), (64, 1275869821), (124, 658513456), (248, 329256728), (496, 164628364), (992, 82314182), (1984, 41157091), (5749, 14203456), (7159, 11406016), (11498, 7101728), (14318, 5703008), (22996, 3550864), (28636, 2851504), (45992, 1775432), (57272, 1425752), (91984, 887716), (114544, 712876), (178219, 458176), (183968, 443858), (221929, 367936), (229088, 356438)]