50895400

素因数分解:

$2^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 118814940

約数和(自身を除く): 67919540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 397, 641, 794, 1282, 1588, 1985, 2564, 3176, 3205, 3970, 5128, 6410, 7940, 9925, 12820, 15880, 16025, 19850, 25640, 32050, 39700, 64100, 79400, 128200, 254477, 508954, 1017908, 1272385, 2035816, 2544770, 5089540, 6361925, 10179080, 12723850, 25447700, 50895400]

約数ペア:

[(1, 50895400), (2, 25447700), (4, 12723850), (5, 10179080), (8, 6361925), (10, 5089540), (20, 2544770), (25, 2035816), (40, 1272385), (50, 1017908), (100, 508954), (200, 254477), (397, 128200), (641, 79400), (794, 64100), (1282, 39700), (1588, 32050), (1985, 25640), (2564, 19850), (3176, 16025), (3205, 15880), (3970, 12820), (5128, 9925), (6410, 7940)]