78353870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 172440576

約数和(自身を除く): 94086706

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 41, 46, 70, 82, 115, 161, 205, 230, 287, 322, 410, 574, 805, 943, 1187, 1435, 1610, 1886, 2374, 2870, 4715, 5935, 6601, 8309, 9430, 11870, 13202, 16618, 27301, 33005, 41545, 48667, 54602, 66010, 83090, 97334, 136505, 191107, 243335, 273010, 340669, 382214, 486670, 681338, 955535, 1119341, 1703345, 1911070, 2238682, 3406690, 5596705, 7835387, 11193410, 15670774, 39176935, 78353870]

約数ペア:

[(1, 78353870), (2, 39176935), (5, 15670774), (7, 11193410), (10, 7835387), (14, 5596705), (23, 3406690), (35, 2238682), (41, 1911070), (46, 1703345), (70, 1119341), (82, 955535), (115, 681338), (161, 486670), (205, 382214), (230, 340669), (287, 273010), (322, 243335), (410, 191107), (574, 136505), (805, 97334), (943, 83090), (1187, 66010), (1435, 54602), (1610, 48667), (1886, 41545), (2374, 33005), (2870, 27301), (4715, 16618), (5935, 13202), (6601, 11870), (8309, 9430)]