77152040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{275543}}^1$

素因数の和:275561

約数の個数: 32

約数和(自身を含む): 198391680

約数和(自身を除く): 121239640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 275543, 551086, 1102172, 1377715, 1928801, 2204344, 2755430, 3857602, 5510860, 7715204, 9644005, 11021720, 15430408, 19288010, 38576020, 77152040]

約数ペア:

[(1, 77152040), (2, 38576020), (4, 19288010), (5, 15430408), (7, 11021720), (8, 9644005), (10, 7715204), (14, 5510860), (20, 3857602), (28, 2755430), (35, 2204344), (40, 1928801), (56, 1377715), (70, 1102172), (140, 551086), (280, 275543)]