80813600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{14431}}^1$

素因数の和:14458

約数の個数: 72

約数和(自身を含む): 225485568

約数和(自身を除く): 144671968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 14431, 28862, 57724, 72155, 101017, 115448, 144310, 202034, 230896, 288620, 360775, 404068, 461792, 505085, 577240, 721550, 808136, 1010170, 1154480, 1443100, 1616272, 2020340, 2308960, 2525425, 2886200, 3232544, 4040680, 5050850, 5772400, 8081360, 10101700, 11544800, 16162720, 20203400, 40406800, 80813600]

約数ペア:

[(1, 80813600), (2, 40406800), (4, 20203400), (5, 16162720), (7, 11544800), (8, 10101700), (10, 8081360), (14, 5772400), (16, 5050850), (20, 4040680), (25, 3232544), (28, 2886200), (32, 2525425), (35, 2308960), (40, 2020340), (50, 1616272), (56, 1443100), (70, 1154480), (80, 1010170), (100, 808136), (112, 721550), (140, 577240), (160, 505085), (175, 461792), (200, 404068), (224, 360775), (280, 288620), (350, 230896), (400, 202034), (560, 144310), (700, 115448), (800, 101017), (1120, 72155), (1400, 57724), (2800, 28862), (5600, 14431)]