77740030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 142829568

約数和(自身を除く): 65089538

約数列:

[1, 2, 5, 10, 71, 142, 223, 355, 446, 491, 710, 982, 1115, 2230, 2455, 4910, 15833, 31666, 34861, 69722, 79165, 109493, 158330, 174305, 218986, 348610, 547465, 1094930, 7774003, 15548006, 38870015, 77740030]

約数ペア:

[(1, 77740030), (2, 38870015), (5, 15548006), (10, 7774003), (71, 1094930), (142, 547465), (223, 348610), (355, 218986), (446, 174305), (491, 158330), (710, 109493), (982, 79165), (1115, 69722), (2230, 34861), (2455, 31666), (4910, 15833)]