84690005

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 116709120

約数和(自身を除く): 32019115

約数列:

[1, 5, 17, 29, 43, 47, 85, 145, 215, 235, 289, 493, 731, 799, 1247, 1363, 1445, 2021, 2465, 3655, 3995, 6235, 6815, 8381, 10105, 12427, 13583, 21199, 23171, 34357, 41905, 58609, 62135, 67915, 105995, 115855, 171785, 293045, 360383, 393907, 584069, 996353, 1801915, 1969535, 2920345, 4981765, 16938001, 84690005]

約数ペア:

[(1, 84690005), (5, 16938001), (17, 4981765), (29, 2920345), (43, 1969535), (47, 1801915), (85, 996353), (145, 584069), (215, 393907), (235, 360383), (289, 293045), (493, 171785), (731, 115855), (799, 105995), (1247, 67915), (1363, 62135), (1445, 58609), (2021, 41905), (2465, 34357), (3655, 23171), (3995, 21199), (6235, 13583), (6815, 12427), (8381, 10105)]