71834775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 127206144

約数和(自身を除く): 55371369

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 309, 425, 515, 547, 1275, 1545, 1641, 1751, 2575, 2735, 5253, 7725, 8205, 8755, 9299, 13675, 26265, 27897, 41025, 43775, 46495, 56341, 131325, 139485, 169023, 232475, 281705, 697425, 845115, 957797, 1408525, 2873391, 4225575, 4788985, 14366955, 23944925, 71834775]

約数ペア:

[(1, 71834775), (3, 23944925), (5, 14366955), (15, 4788985), (17, 4225575), (25, 2873391), (51, 1408525), (75, 957797), (85, 845115), (103, 697425), (255, 281705), (309, 232475), (425, 169023), (515, 139485), (547, 131325), (1275, 56341), (1545, 46495), (1641, 43775), (1751, 41025), (2575, 27897), (2735, 26265), (5253, 13675), (7725, 9299), (8205, 8755)]