80705968

素因数分解:

$2^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2659}}^1$

素因数の和:2945

約数の個数: 40

約数和(自身を含む): 179432960

約数和(自身を除く): 98726992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271, 542, 1084, 1897, 2168, 2659, 3794, 4336, 5318, 7588, 10636, 15176, 18613, 21272, 30352, 37226, 42544, 74452, 148904, 297808, 720589, 1441178, 2882356, 5044123, 5764712, 10088246, 11529424, 20176492, 40352984, 80705968]

約数ペア:

[(1, 80705968), (2, 40352984), (4, 20176492), (7, 11529424), (8, 10088246), (14, 5764712), (16, 5044123), (28, 2882356), (56, 1441178), (112, 720589), (271, 297808), (542, 148904), (1084, 74452), (1897, 42544), (2168, 37226), (2659, 30352), (3794, 21272), (4336, 18613), (5318, 15176), (7588, 10636)]