77109220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1549}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 171864000

約数和(自身を除く): 94754780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1549, 2489, 2620, 3098, 4978, 6196, 7745, 9956, 12445, 15490, 24890, 29431, 30980, 49780, 58862, 117724, 147155, 202919, 294310, 405838, 588620, 811676, 1014595, 2029190, 3855461, 4058380, 7710922, 15421844, 19277305, 38554610, 77109220]

約数ペア:

[(1, 77109220), (2, 38554610), (4, 19277305), (5, 15421844), (10, 7710922), (19, 4058380), (20, 3855461), (38, 2029190), (76, 1014595), (95, 811676), (131, 588620), (190, 405838), (262, 294310), (380, 202919), (524, 147155), (655, 117724), (1310, 58862), (1549, 49780), (2489, 30980), (2620, 29431), (3098, 24890), (4978, 15490), (6196, 12445), (7745, 9956)]