67986655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 102643200

約数和(自身を除く): 34656545

約数列:

[1, 5, 11, 17, 19, 43, 55, 85, 89, 95, 187, 209, 215, 323, 445, 473, 731, 817, 935, 979, 1045, 1513, 1615, 1691, 2365, 3553, 3655, 3827, 4085, 4895, 7565, 8041, 8455, 8987, 13889, 16643, 17765, 18601, 19135, 28747, 40205, 42097, 44935, 65059, 69445, 72713, 83215, 93005, 143735, 152779, 210485, 316217, 325295, 363565, 715649, 763895, 799843, 1236121, 1581085, 3578245, 3999215, 6180605, 13597331, 67986655]

約数ペア:

[(1, 67986655), (5, 13597331), (11, 6180605), (17, 3999215), (19, 3578245), (43, 1581085), (55, 1236121), (85, 799843), (89, 763895), (95, 715649), (187, 363565), (209, 325295), (215, 316217), (323, 210485), (445, 152779), (473, 143735), (731, 93005), (817, 83215), (935, 72713), (979, 69445), (1045, 65059), (1513, 44935), (1615, 42097), (1691, 40205), (2365, 28747), (3553, 19135), (3655, 18601), (3827, 17765), (4085, 16643), (4895, 13889), (7565, 8987), (8041, 8455)]