156949078060

素因数分解:

$2^2\times 5^1\times {\mathrm{39439}}^1\times {\mathrm{198977}}^1$

素因数の和:238425

約数の個数: 24

約数和(自身を含む): 329603077440

約数和(自身を除く): 172653999380

約数列:

[1, 2, 4, 5, 10, 20, 39439, 78878, 157756, 197195, 198977, 394390, 397954, 788780, 795908, 994885, 1989770, 3979540, 7847453903, 15694907806, 31389815612, 39237269515, 78474539030, 156949078060]

約数ペア:

[(1, 156949078060), (2, 78474539030), (4, 39237269515), (5, 31389815612), (10, 15694907806), (20, 7847453903), (39439, 3979540), (78878, 1989770), (157756, 994885), (197195, 795908), (198977, 788780), (394390, 397954)]