80256645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{254783}}^1$

素因数の和:254801

約数の個数: 24

約数和(自身を含む): 158985216

約数和(自身を除く): 78728571

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 254783, 764349, 1273915, 1783481, 2293047, 3821745, 5350443, 8917405, 11465235, 16051329, 26752215, 80256645]

約数ペア:

[(1, 80256645), (3, 26752215), (5, 16051329), (7, 11465235), (9, 8917405), (15, 5350443), (21, 3821745), (35, 2293047), (45, 1783481), (63, 1273915), (105, 764349), (315, 254783)]