48678800

素因数分解:

$2^4\times 5^2\times {\mathrm{121697}}^1$

素因数の和:121715

約数の個数: 30

約数和(自身を含む): 116951778

約数和(自身を除く): 68272978

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 121697, 243394, 486788, 608485, 973576, 1216970, 1947152, 2433940, 3042425, 4867880, 6084850, 9735760, 12169700, 24339400, 48678800]

約数ペア:

[(1, 48678800), (2, 24339400), (4, 12169700), (5, 9735760), (8, 6084850), (10, 4867880), (16, 3042425), (20, 2433940), (25, 1947152), (40, 1216970), (50, 973576), (80, 608485), (100, 486788), (200, 243394), (400, 121697)]