78391930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15901}}^1$

素因数の和:15954

約数の個数: 32

約数和(自身を含む): 154567440

約数和(自身を除く): 76175510

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 15901, 31802, 79505, 159010, 270317, 461129, 540634, 922258, 1351585, 2305645, 2703170, 4611290, 7839193, 15678386, 39195965, 78391930]

約数ペア:

[(1, 78391930), (2, 39195965), (5, 15678386), (10, 7839193), (17, 4611290), (29, 2703170), (34, 2305645), (58, 1351585), (85, 922258), (145, 540634), (170, 461129), (290, 270317), (493, 159010), (986, 79505), (2465, 31802), (4930, 15901)]