51207128

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 123444000

約数和(自身を除く): 72236872

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 149, 152, 238, 266, 298, 323, 361, 476, 532, 596, 646, 722, 952, 1043, 1064, 1192, 1292, 1444, 2086, 2261, 2527, 2533, 2584, 2831, 2888, 4172, 4522, 5054, 5066, 5662, 6137, 8344, 9044, 10108, 10132, 11324, 12274, 17731, 18088, 19817, 20216, 20264, 22648, 24548, 35462, 39634, 42959, 48127, 49096, 53789, 70924, 79268, 85918, 96254, 107578, 141848, 158536, 171836, 192508, 215156, 336889, 343672, 376523, 385016, 430312, 673778, 753046, 914413, 1347556, 1506092, 1828826, 2695112, 3012184, 3657652, 6400891, 7315304, 12801782, 25603564, 51207128]

約数ペア:

[(1, 51207128), (2, 25603564), (4, 12801782), (7, 7315304), (8, 6400891), (14, 3657652), (17, 3012184), (19, 2695112), (28, 1828826), (34, 1506092), (38, 1347556), (56, 914413), (68, 753046), (76, 673778), (119, 430312), (133, 385016), (136, 376523), (149, 343672), (152, 336889), (238, 215156), (266, 192508), (298, 171836), (323, 158536), (361, 141848), (476, 107578), (532, 96254), (596, 85918), (646, 79268), (722, 70924), (952, 53789), (1043, 49096), (1064, 48127), (1192, 42959), (1292, 39634), (1444, 35462), (2086, 24548), (2261, 22648), (2527, 20264), (2533, 20216), (2584, 19817), (2831, 18088), (2888, 17731), (4172, 12274), (4522, 11324), (5054, 10132), (5066, 10108), (5662, 9044), (6137, 8344)]