51283900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 119429856

約数和(自身を除く): 68145956

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 170, 194, 311, 340, 388, 425, 485, 622, 850, 970, 1244, 1555, 1649, 1700, 1940, 2425, 3110, 3298, 4850, 5287, 6220, 6596, 7775, 8245, 9700, 10574, 15550, 16490, 21148, 26435, 30167, 31100, 32980, 41225, 52870, 60334, 82450, 105740, 120668, 132175, 150835, 164900, 264350, 301670, 512839, 528700, 603340, 754175, 1025678, 1508350, 2051356, 2564195, 3016700, 5128390, 10256780, 12820975, 25641950, 51283900]

約数ペア:

[(1, 51283900), (2, 25641950), (4, 12820975), (5, 10256780), (10, 5128390), (17, 3016700), (20, 2564195), (25, 2051356), (34, 1508350), (50, 1025678), (68, 754175), (85, 603340), (97, 528700), (100, 512839), (170, 301670), (194, 264350), (311, 164900), (340, 150835), (388, 132175), (425, 120668), (485, 105740), (622, 82450), (850, 60334), (970, 52870), (1244, 41225), (1555, 32980), (1649, 31100), (1700, 30167), (1940, 26435), (2425, 21148), (3110, 16490), (3298, 15550), (4850, 10574), (5287, 9700), (6220, 8245), (6596, 7775)]