30783800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8101}}^1$

素因数の和:8136

約数の個数: 48

約数和(自身を含む): 75348600

約数和(自身を除く): 44564800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 8101, 16202, 32404, 40505, 64808, 81010, 153919, 162020, 202525, 307838, 324040, 405050, 615676, 769595, 810100, 1231352, 1539190, 1620200, 3078380, 3847975, 6156760, 7695950, 15391900, 30783800]

約数ペア:

[(1, 30783800), (2, 15391900), (4, 7695950), (5, 6156760), (8, 3847975), (10, 3078380), (19, 1620200), (20, 1539190), (25, 1231352), (38, 810100), (40, 769595), (50, 615676), (76, 405050), (95, 324040), (100, 307838), (152, 202525), (190, 162020), (200, 153919), (380, 81010), (475, 64808), (760, 40505), (950, 32404), (1900, 16202), (3800, 8101)]