8300290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 15523200

約数和(自身を除く): 7222910

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 199, 215, 398, 430, 485, 970, 995, 1990, 4171, 8342, 8557, 17114, 19303, 20855, 38606, 41710, 42785, 85570, 96515, 193030, 830029, 1660058, 4150145, 8300290]

約数ペア:

[(1, 8300290), (2, 4150145), (5, 1660058), (10, 830029), (43, 193030), (86, 96515), (97, 85570), (194, 42785), (199, 41710), (215, 38606), (398, 20855), (430, 19303), (485, 17114), (970, 8557), (995, 8342), (1990, 4171)]