77762720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69431}}^1$

素因数の和:69453

約数の個数: 48

約数和(自身を含む): 209962368

約数和(自身を除く): 132199648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 69431, 138862, 277724, 347155, 486017, 555448, 694310, 972034, 1110896, 1388620, 1944068, 2221792, 2430085, 2777240, 3888136, 4860170, 5554480, 7776272, 9720340, 11108960, 15552544, 19440680, 38881360, 77762720]

約数ペア:

[(1, 77762720), (2, 38881360), (4, 19440680), (5, 15552544), (7, 11108960), (8, 9720340), (10, 7776272), (14, 5554480), (16, 4860170), (20, 3888136), (28, 2777240), (32, 2430085), (35, 2221792), (40, 1944068), (56, 1388620), (70, 1110896), (80, 972034), (112, 694310), (140, 555448), (160, 486017), (224, 347155), (280, 277724), (560, 138862), (1120, 69431)]