157555888

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2042

約数の個数: 80

約数和(自身を含む): 375975936

約数和(自身を除く): 218420048

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 1973, 2576, 2852, 3472, 3946, 4991, 5704, 7892, 9982, 11408, 13811, 15784, 19964, 27622, 31568, 39928, 45379, 55244, 61163, 79856, 90758, 110488, 122326, 181516, 220976, 244652, 317653, 363032, 428141, 489304, 635306, 726064, 856282, 978608, 1270612, 1406749, 1712564, 2541224, 2813498, 3425128, 5082448, 5626996, 6850256, 9847243, 11253992, 19694486, 22507984, 39388972, 78777944, 157555888]

約数ペア:

[(1, 157555888), (2, 78777944), (4, 39388972), (7, 22507984), (8, 19694486), (14, 11253992), (16, 9847243), (23, 6850256), (28, 5626996), (31, 5082448), (46, 3425128), (56, 2813498), (62, 2541224), (92, 1712564), (112, 1406749), (124, 1270612), (161, 978608), (184, 856282), (217, 726064), (248, 635306), (322, 489304), (368, 428141), (434, 363032), (496, 317653), (644, 244652), (713, 220976), (868, 181516), (1288, 122326), (1426, 110488), (1736, 90758), (1973, 79856), (2576, 61163), (2852, 55244), (3472, 45379), (3946, 39928), (4991, 31568), (5704, 27622), (7892, 19964), (9982, 15784), (11408, 13811)]