99791660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{51439}}^1$

素因数の和:51545

約数の個数: 24

約数和(自身を含む): 211727040

約数和(自身を除く): 111935380

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 51439, 102878, 205756, 257195, 514390, 1028780, 4989583, 9979166, 19958332, 24947915, 49895830, 99791660]

約数ペア:

[(1, 99791660), (2, 49895830), (4, 24947915), (5, 19958332), (10, 9979166), (20, 4989583), (97, 1028780), (194, 514390), (388, 257195), (485, 205756), (970, 102878), (1940, 51439)]