80390996848

素因数分解:

$2^4\times {\mathrm{5167}}^1\times {\mathrm{972409}}^1$

素因数の和:977584

約数の個数: 20

約数和(自身を含む): 155787861280

約数和(自身を除く): 75396864432

約数列:

[1, 2, 4, 8, 16, 5167, 10334, 20668, 41336, 82672, 972409, 1944818, 3889636, 7779272, 15558544, 5024437303, 10048874606, 20097749212, 40195498424, 80390996848]

約数ペア:

[(1, 80390996848), (2, 40195498424), (4, 20097749212), (8, 10048874606), (16, 5024437303), (5167, 15558544), (10334, 7779272), (20668, 3889636), (41336, 1944818), (82672, 972409)]