81875332

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 199342080

約数和(自身を除く): 117466748

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 133, 154, 187, 209, 238, 266, 308, 323, 374, 418, 476, 532, 646, 748, 823, 836, 1292, 1309, 1463, 1646, 2261, 2618, 2926, 3292, 3553, 4522, 5236, 5761, 5852, 7106, 9044, 9053, 11522, 13991, 14212, 15637, 18106, 23044, 24871, 27982, 31274, 36212, 49742, 55964, 62548, 63371, 97937, 99484, 109459, 126742, 153901, 172007, 195874, 218918, 253484, 265829, 307802, 344014, 391748, 437836, 531658, 615604, 688028, 1063316, 1077307, 1204049, 1860803, 2154614, 2408098, 2924119, 3721606, 4309228, 4816196, 5848238, 7443212, 11696476, 20468833, 40937666, 81875332]

約数ペア:

[(1, 81875332), (2, 40937666), (4, 20468833), (7, 11696476), (11, 7443212), (14, 5848238), (17, 4816196), (19, 4309228), (22, 3721606), (28, 2924119), (34, 2408098), (38, 2154614), (44, 1860803), (68, 1204049), (76, 1077307), (77, 1063316), (119, 688028), (133, 615604), (154, 531658), (187, 437836), (209, 391748), (238, 344014), (266, 307802), (308, 265829), (323, 253484), (374, 218918), (418, 195874), (476, 172007), (532, 153901), (646, 126742), (748, 109459), (823, 99484), (836, 97937), (1292, 63371), (1309, 62548), (1463, 55964), (1646, 49742), (2261, 36212), (2618, 31274), (2926, 27982), (3292, 24871), (3553, 23044), (4522, 18106), (5236, 15637), (5761, 14212), (5852, 13991), (7106, 11522), (9044, 9053)]