20123224345

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{80177}}^1$

素因数の和:80361

約数の個数: 32

約数和(自身を含む): 28263707136

約数和(自身を除く): 8140482791

約数列:

[1, 5, 7, 35, 71, 101, 355, 497, 505, 707, 2485, 3535, 7171, 35855, 50197, 80177, 250985, 400885, 561239, 2806195, 5692567, 8097877, 28462835, 39847969, 40489385, 56685139, 199239845, 283425695, 574949267, 2874746335, 4024644869, 20123224345]

約数ペア:

[(1, 20123224345), (5, 4024644869), (7, 2874746335), (35, 574949267), (71, 283425695), (101, 199239845), (355, 56685139), (497, 40489385), (505, 39847969), (707, 28462835), (2485, 8097877), (3535, 5692567), (7171, 2806195), (35855, 561239), (50197, 400885), (80177, 250985)]