71780175

素因数分解:

$3^4\times 5^2\times {\mathrm{35447}}^1$

素因数の和:35469

約数の個数: 30

約数和(自身を含む): 132965448

約数和(自身を除く): 61185273

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 35447, 106341, 177235, 319023, 531705, 886175, 957069, 1595115, 2658525, 2871207, 4785345, 7975575, 14356035, 23926725, 71780175]

約数ペア:

[(1, 71780175), (3, 23926725), (5, 14356035), (9, 7975575), (15, 4785345), (25, 2871207), (27, 2658525), (45, 1595115), (75, 957069), (81, 886175), (135, 531705), (225, 319023), (405, 177235), (675, 106341), (2025, 35447)]