77704480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69379}}^1$

素因数の和:69401

約数の個数: 48

約数和(自身を含む): 209805120

約数和(自身を除く): 132100640

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, 69379, 138758, 277516, 346895, 485653, 555032, 693790, 971306, 1110064, 1387580, 1942612, 2220128, 2428265, 2775160, 3885224, 4856530, 5550320, 7770448, 9713060, 11100640, 15540896, 19426120, 38852240, 77704480]

約数ペア:

[(1, 77704480), (2, 38852240), (4, 19426120), (5, 15540896), (7, 11100640), (8, 9713060), (10, 7770448), (14, 5550320), (16, 4856530), (20, 3885224), (28, 2775160), (32, 2428265), (35, 2220128), (40, 1942612), (56, 1387580), (70, 1110064), (80, 971306), (112, 693790), (140, 555032), (160, 485653), (224, 346895), (280, 277516), (560, 138758), (1120, 69379)]