79927520

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4583}}^1$

素因数の和:4707

約数の個数: 48

約数和(自身を含む): 190602720

約数和(自身を除く): 110675200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 4583, 8720, 9166, 17440, 18332, 22915, 36664, 45830, 73328, 91660, 146656, 183320, 366640, 499547, 733280, 999094, 1998188, 2497735, 3996376, 4995470, 7992752, 9990940, 15985504, 19981880, 39963760, 79927520]

約数ペア:

[(1, 79927520), (2, 39963760), (4, 19981880), (5, 15985504), (8, 9990940), (10, 7992752), (16, 4995470), (20, 3996376), (32, 2497735), (40, 1998188), (80, 999094), (109, 733280), (160, 499547), (218, 366640), (436, 183320), (545, 146656), (872, 91660), (1090, 73328), (1744, 45830), (2180, 36664), (3488, 22915), (4360, 18332), (4583, 17440), (8720, 9166)]