87366970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1021}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 161884800

約数和(自身を除く): 74517830

約数列:

[1, 2, 5, 10, 43, 86, 199, 215, 398, 430, 995, 1021, 1990, 2042, 5105, 8557, 10210, 17114, 42785, 43903, 85570, 87806, 203179, 219515, 406358, 439030, 1015895, 2031790, 8736697, 17473394, 43683485, 87366970]

約数ペア:

[(1, 87366970), (2, 43683485), (5, 17473394), (10, 8736697), (43, 2031790), (86, 1015895), (199, 439030), (215, 406358), (398, 219515), (430, 203179), (995, 87806), (1021, 85570), (1990, 43903), (2042, 42785), (5105, 17114), (8557, 10210)]