87655888

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{39989}}^1$

素因数の和:40134

約数の個数: 20

約数和(自身を含む): 171077220

約数和(自身を除く): 83421332

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 39989, 79978, 159956, 319912, 639824, 5478493, 10956986, 21913972, 43827944, 87655888]

約数ペア:

[(1, 87655888), (2, 43827944), (4, 21913972), (8, 10956986), (16, 5478493), (137, 639824), (274, 319912), (548, 159956), (1096, 79978), (2192, 39989)]