61387400

素因数分解:

$2^3\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1607}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 143562240

約数和(自身を除く): 82174840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 191, 200, 382, 764, 955, 1528, 1607, 1910, 3214, 3820, 4775, 6428, 7640, 8035, 9550, 12856, 16070, 19100, 32140, 38200, 40175, 64280, 80350, 160700, 306937, 321400, 613874, 1227748, 1534685, 2455496, 3069370, 6138740, 7673425, 12277480, 15346850, 30693700, 61387400]

約数ペア:

[(1, 61387400), (2, 30693700), (4, 15346850), (5, 12277480), (8, 7673425), (10, 6138740), (20, 3069370), (25, 2455496), (40, 1534685), (50, 1227748), (100, 613874), (191, 321400), (200, 306937), (382, 160700), (764, 80350), (955, 64280), (1528, 40175), (1607, 38200), (1910, 32140), (3214, 19100), (3820, 16070), (4775, 12856), (6428, 9550), (7640, 8035)]