72416008

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9439}}^1$

素因数の和:9589

約数の個数: 32

約数和(自身を含む): 156326400

約数和(自身を除く): 83910392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 9439, 18878, 37756, 66073, 75512, 132146, 264292, 528584, 1293143, 2586286, 5172572, 9052001, 10345144, 18104002, 36208004, 72416008]

約数ペア:

[(1, 72416008), (2, 36208004), (4, 18104002), (7, 10345144), (8, 9052001), (14, 5172572), (28, 2586286), (56, 1293143), (137, 528584), (274, 264292), (548, 132146), (959, 75512), (1096, 66073), (1918, 37756), (3836, 18878), (7672, 9439)]