200514520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{51679}}^1$

素因数の和:51787

約数の個数: 32

約数和(自身を含む): 455817600

約数和(自身を除く): 255303080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 51679, 103358, 206716, 258395, 413432, 516790, 1033580, 2067160, 5012863, 10025726, 20051452, 25064315, 40102904, 50128630, 100257260, 200514520]

約数ペア:

[(1, 200514520), (2, 100257260), (4, 50128630), (5, 40102904), (8, 25064315), (10, 20051452), (20, 10025726), (40, 5012863), (97, 2067160), (194, 1033580), (388, 516790), (485, 413432), (776, 258395), (970, 206716), (1940, 103358), (3880, 51679)]