64818572

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{25439}}^1$

素因数の和:25470

約数の個数: 36

約数和(自身を含む): 142107840

約数和(自身を除く): 77289268

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 25439, 50878, 101756, 178073, 330707, 356146, 661414, 712292, 1246511, 1322828, 2314949, 2493022, 4629898, 4986044, 9259796, 16204643, 32409286, 64818572]

約数ペア:

[(1, 64818572), (2, 32409286), (4, 16204643), (7, 9259796), (13, 4986044), (14, 4629898), (26, 2493022), (28, 2314949), (49, 1322828), (52, 1246511), (91, 712292), (98, 661414), (182, 356146), (196, 330707), (364, 178073), (637, 101756), (1274, 50878), (2548, 25439)]