121797080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{31391}}^1$

素因数の和:31499

約数の個数: 32

約数和(自身を含む): 276877440

約数和(自身を除く): 155080360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 31391, 62782, 125564, 156955, 251128, 313910, 627820, 1255640, 3044927, 6089854, 12179708, 15224635, 24359416, 30449270, 60898540, 121797080]

約数ペア:

[(1, 121797080), (2, 60898540), (4, 30449270), (5, 24359416), (8, 15224635), (10, 12179708), (20, 6089854), (40, 3044927), (97, 1255640), (194, 627820), (388, 313910), (485, 251128), (776, 156955), (970, 125564), (1940, 62782), (3880, 31391)]