87129410

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 159268032

約数和(自身を除く): 72138622

約数列:

[1, 2, 5, 10, 131, 227, 262, 293, 454, 586, 655, 1135, 1310, 1465, 2270, 2930, 29737, 38383, 59474, 66511, 76766, 133022, 148685, 191915, 297370, 332555, 383830, 665110, 8712941, 17425882, 43564705, 87129410]

約数ペア:

[(1, 87129410), (2, 43564705), (5, 17425882), (10, 8712941), (131, 665110), (227, 383830), (262, 332555), (293, 297370), (454, 191915), (586, 148685), (655, 133022), (1135, 76766), (1310, 66511), (1465, 59474), (2270, 38383), (2930, 29737)]