128922700

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{13291}}^1$

素因数の和:13402

約数の個数: 36

約数和(自身を含む): 282667672

約数和(自身を除く): 153744972

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 13291, 26582, 53164, 66455, 132910, 265820, 332275, 664550, 1289227, 1329100, 2578454, 5156908, 6446135, 12892270, 25784540, 32230675, 64461350, 128922700]

約数ペア:

[(1, 128922700), (2, 64461350), (4, 32230675), (5, 25784540), (10, 12892270), (20, 6446135), (25, 5156908), (50, 2578454), (97, 1329100), (100, 1289227), (194, 664550), (388, 332275), (485, 265820), (970, 132910), (1940, 66455), (2425, 53164), (4850, 26582), (9700, 13291)]