78315075

素因数分解:

$3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{2657}}^1$

素因数の和:2804

約数の個数: 36

約数和(自身を含む): 141394968

約数和(自身を除く): 63079893

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 131, 225, 393, 655, 1179, 1965, 2657, 3275, 5895, 7971, 9825, 13285, 23913, 29475, 39855, 66425, 119565, 199275, 348067, 597825, 1044201, 1740335, 3132603, 5221005, 8701675, 15663015, 26105025, 78315075]

約数ペア:

[(1, 78315075), (3, 26105025), (5, 15663015), (9, 8701675), (15, 5221005), (25, 3132603), (45, 1740335), (75, 1044201), (131, 597825), (225, 348067), (393, 199275), (655, 119565), (1179, 66425), (1965, 39855), (2657, 29475), (3275, 23913), (5895, 13285), (7971, 9825)]