79955984

素因数分解:

$2^4\times {\mathrm{1249}}^1\times {\mathrm{4001}}^1$

素因数の和:5258

約数の個数: 20

約数和(自身を含む): 155077500

約数和(自身を除く): 75121516

約数列:

[1, 2, 4, 8, 16, 1249, 2498, 4001, 4996, 8002, 9992, 16004, 19984, 32008, 64016, 4997249, 9994498, 19988996, 39977992, 79955984]

約数ペア:

[(1, 79955984), (2, 39977992), (4, 19988996), (8, 9994498), (16, 4997249), (1249, 64016), (2498, 32008), (4001, 19984), (4996, 16004), (8002, 9992)]