108519140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{68683}}^1$

素因数の和:68771

約数の個数: 24

約数和(自身を含む): 230778240

約数和(自身を除く): 122259100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 68683, 137366, 274732, 343415, 686830, 1373660, 5425957, 10851914, 21703828, 27129785, 54259570, 108519140]

約数ペア:

[(1, 108519140), (2, 54259570), (4, 27129785), (5, 21703828), (10, 10851914), (20, 5425957), (79, 1373660), (158, 686830), (316, 343415), (395, 274732), (790, 137366), (1580, 68683)]