78777944

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2040

約数の個数: 64

約数和(自身を含む): 181923840

約数和(自身を除く): 103145896

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 644, 713, 868, 1288, 1426, 1736, 1973, 2852, 3946, 4991, 5704, 7892, 9982, 13811, 15784, 19964, 27622, 39928, 45379, 55244, 61163, 90758, 110488, 122326, 181516, 244652, 317653, 363032, 428141, 489304, 635306, 856282, 1270612, 1406749, 1712564, 2541224, 2813498, 3425128, 5626996, 9847243, 11253992, 19694486, 39388972, 78777944]

約数ペア:

[(1, 78777944), (2, 39388972), (4, 19694486), (7, 11253992), (8, 9847243), (14, 5626996), (23, 3425128), (28, 2813498), (31, 2541224), (46, 1712564), (56, 1406749), (62, 1270612), (92, 856282), (124, 635306), (161, 489304), (184, 428141), (217, 363032), (248, 317653), (322, 244652), (434, 181516), (644, 122326), (713, 110488), (868, 90758), (1288, 61163), (1426, 55244), (1736, 45379), (1973, 39928), (2852, 27622), (3946, 19964), (4991, 15784), (5704, 13811), (7892, 9982)]