385194100

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{19553}}^1$

素因数の和:19764

約数の個数: 36

約数和(自身を含む): 840157164

約数和(自身を除く): 454963064

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 9850, 19553, 19700, 39106, 78212, 97765, 195530, 391060, 488825, 977650, 1955300, 3851941, 7703882, 15407764, 19259705, 38519410, 77038820, 96298525, 192597050, 385194100]

約数ペア:

[(1, 385194100), (2, 192597050), (4, 96298525), (5, 77038820), (10, 38519410), (20, 19259705), (25, 15407764), (50, 7703882), (100, 3851941), (197, 1955300), (394, 977650), (788, 488825), (985, 391060), (1970, 195530), (3940, 97765), (4925, 78212), (9850, 39106), (19553, 19700)]