156901843660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{80877239}}^1$

素因数の和:80877345

約数の個数: 24

約数和(自身を含む): 332890719840

約数和(自身を除く): 175988876180

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 80877239, 161754478, 323508956, 404386195, 808772390, 1617544780, 7845092183, 15690184366, 31380368732, 39225460915, 78450921830, 156901843660]

約数ペア:

[(1, 156901843660), (2, 78450921830), (4, 39225460915), (5, 31380368732), (10, 15690184366), (20, 7845092183), (97, 1617544780), (194, 808772390), (388, 404386195), (485, 323508956), (970, 161754478), (1940, 80877239)]