138119605640

素因数分解:

$2^3\times 5^1\times {\mathrm{26107}}^1\times {\mathrm{132263}}^1$

素因数の和:158381

約数の個数: 32

約数和(自身を含む): 310783366080

約数和(自身を除く): 172663760440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 26107, 52214, 104428, 130535, 132263, 208856, 261070, 264526, 522140, 529052, 661315, 1044280, 1058104, 1322630, 2645260, 5290520, 3452990141, 6905980282, 13811960564, 17264950705, 27623921128, 34529901410, 69059802820, 138119605640]

約数ペア:

[(1, 138119605640), (2, 69059802820), (4, 34529901410), (5, 27623921128), (8, 17264950705), (10, 13811960564), (20, 6905980282), (40, 3452990141), (26107, 5290520), (52214, 2645260), (104428, 1322630), (130535, 1058104), (132263, 1044280), (208856, 661315), (261070, 529052), (264526, 522140)]