28288500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{18859}}^1$

素因数の和:18881

約数の個数: 48

約数和(自身を含む): 82380480

約数和(自身を除く): 54091980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 18859, 37718, 56577, 75436, 94295, 113154, 188590, 226308, 282885, 377180, 471475, 565770, 942950, 1131540, 1414425, 1885900, 2357375, 2828850, 4714750, 5657700, 7072125, 9429500, 14144250, 28288500]

約数ペア:

[(1, 28288500), (2, 14144250), (3, 9429500), (4, 7072125), (5, 5657700), (6, 4714750), (10, 2828850), (12, 2357375), (15, 1885900), (20, 1414425), (25, 1131540), (30, 942950), (50, 565770), (60, 471475), (75, 377180), (100, 282885), (125, 226308), (150, 188590), (250, 113154), (300, 94295), (375, 75436), (500, 56577), (750, 37718), (1500, 18859)]