82821956

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 178649856

約数和(自身を除く): 95827900

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 49, 62, 86, 98, 124, 172, 196, 217, 301, 317, 434, 602, 634, 868, 1204, 1268, 1333, 1519, 2107, 2219, 2666, 3038, 4214, 4438, 5332, 6076, 8428, 8876, 9331, 9827, 13631, 15533, 18662, 19654, 27262, 31066, 37324, 39308, 54524, 62132, 65317, 68789, 95417, 130634, 137578, 190834, 261268, 275156, 381668, 422561, 481523, 667919, 845122, 963046, 1335838, 1690244, 1926092, 2671676, 2957927, 5915854, 11831708, 20705489, 41410978, 82821956]

約数ペア:

[(1, 82821956), (2, 41410978), (4, 20705489), (7, 11831708), (14, 5915854), (28, 2957927), (31, 2671676), (43, 1926092), (49, 1690244), (62, 1335838), (86, 963046), (98, 845122), (124, 667919), (172, 481523), (196, 422561), (217, 381668), (301, 275156), (317, 261268), (434, 190834), (602, 137578), (634, 130634), (868, 95417), (1204, 68789), (1268, 65317), (1333, 62132), (1519, 54524), (2107, 39308), (2219, 37324), (2666, 31066), (3038, 27262), (4214, 19654), (4438, 18662), (5332, 15533), (6076, 13631), (8428, 9827), (8876, 9331)]