87705070

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{26497}}^1$

素因数の和:26835

約数の個数: 16

約数和(自身を含む): 158352048

約数和(自身を除く): 70646978

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 26497, 52994, 132485, 264970, 8770507, 17541014, 43852535, 87705070]

約数ペア:

[(1, 87705070), (2, 43852535), (5, 17541014), (10, 8770507), (331, 264970), (662, 132485), (1655, 52994), (3310, 26497)]