188791885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 263390400

約数和(自身を除く): 74598515

約数列:

[1, 5, 17, 19, 29, 85, 95, 139, 145, 323, 493, 551, 695, 841, 1615, 2363, 2465, 2641, 2755, 4031, 4205, 9367, 11815, 13205, 14297, 15979, 20155, 44897, 46835, 68527, 71485, 76589, 79895, 116899, 224485, 271643, 342635, 382945, 584495, 1302013, 1358215, 1987283, 2221081, 6510065, 9936415, 11105405, 37758377, 188791885]

約数ペア:

[(1, 188791885), (5, 37758377), (17, 11105405), (19, 9936415), (29, 6510065), (85, 2221081), (95, 1987283), (139, 1358215), (145, 1302013), (323, 584495), (493, 382945), (551, 342635), (695, 271643), (841, 224485), (1615, 116899), (2363, 79895), (2465, 76589), (2641, 71485), (2755, 68527), (4031, 46835), (4205, 44897), (9367, 20155), (11815, 15979), (13205, 14297)]