68481728

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4931}}^1$

素因数の和:4981

約数の個数: 56

約数和(自身を含む): 160349184

約数和(自身を除く): 91867456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 4931, 6944, 9862, 13888, 19724, 34517, 39448, 69034, 78896, 138068, 152861, 157792, 276136, 305722, 315584, 552272, 611444, 1070027, 1104544, 1222888, 2140054, 2209088, 2445776, 4280108, 4891552, 8560216, 9783104, 17120432, 34240864, 68481728]

約数ペア:

[(1, 68481728), (2, 34240864), (4, 17120432), (7, 9783104), (8, 8560216), (14, 4891552), (16, 4280108), (28, 2445776), (31, 2209088), (32, 2140054), (56, 1222888), (62, 1104544), (64, 1070027), (112, 611444), (124, 552272), (217, 315584), (224, 305722), (248, 276136), (434, 157792), (448, 152861), (496, 138068), (868, 78896), (992, 69034), (1736, 39448), (1984, 34517), (3472, 19724), (4931, 13888), (6944, 9862)]