49745480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12821}}^1$

素因数の和:12929

約数の個数: 32

約数和(自身を含む): 113090040

約数和(自身を除く): 63344560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 12821, 25642, 51284, 64105, 102568, 128210, 256420, 512840, 1243637, 2487274, 4974548, 6218185, 9949096, 12436370, 24872740, 49745480]

約数ペア:

[(1, 49745480), (2, 24872740), (4, 12436370), (5, 9949096), (8, 6218185), (10, 4974548), (20, 2487274), (40, 1243637), (97, 512840), (194, 256420), (388, 128210), (485, 102568), (776, 64105), (970, 51284), (1940, 25642), (3880, 12821)]