156945200840

素因数分解:

$2^3\times 5^1\times {\mathrm{35507}}^1\times {\mathrm{110503}}^1$

素因数の和:146021

約数の個数: 32

約数和(自身を含む): 353139842880

約数和(自身を除く): 196194642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 35507, 71014, 110503, 142028, 177535, 221006, 284056, 355070, 442012, 552515, 710140, 884024, 1105030, 1420280, 2210060, 4420120, 3923630021, 7847260042, 15694520084, 19618150105, 31389040168, 39236300210, 78472600420, 156945200840]

約数ペア:

[(1, 156945200840), (2, 78472600420), (4, 39236300210), (5, 31389040168), (8, 19618150105), (10, 15694520084), (20, 7847260042), (40, 3923630021), (35507, 4420120), (71014, 2210060), (110503, 1420280), (142028, 1105030), (177535, 884024), (221006, 710140), (284056, 552515), (355070, 442012)]