161817796

素因数分解:

$2^2\times 7^5\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 345885120

約数和(自身を除く): 184067324

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 83, 98, 116, 166, 196, 203, 332, 343, 406, 581, 686, 812, 1162, 1372, 1421, 2324, 2401, 2407, 2842, 4067, 4802, 4814, 5684, 8134, 9604, 9628, 9947, 16268, 16807, 16849, 19894, 28469, 33614, 33698, 39788, 56938, 67228, 67396, 69629, 113876, 117943, 139258, 199283, 235886, 278516, 398566, 471772, 487403, 797132, 825601, 974806, 1394981, 1651202, 1949612, 2789962, 3302404, 5579924, 5779207, 11558414, 23116828, 40454449, 80908898, 161817796]

約数ペア:

[(1, 161817796), (2, 80908898), (4, 40454449), (7, 23116828), (14, 11558414), (28, 5779207), (29, 5579924), (49, 3302404), (58, 2789962), (83, 1949612), (98, 1651202), (116, 1394981), (166, 974806), (196, 825601), (203, 797132), (332, 487403), (343, 471772), (406, 398566), (581, 278516), (686, 235886), (812, 199283), (1162, 139258), (1372, 117943), (1421, 113876), (2324, 69629), (2401, 67396), (2407, 67228), (2842, 56938), (4067, 39788), (4802, 33698), (4814, 33614), (5684, 28469), (8134, 19894), (9604, 16849), (9628, 16807), (9947, 16268)]