171640075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1609}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 226391760

約数和(自身を除く): 54751685

約数列:

[1, 5, 17, 25, 85, 251, 425, 1255, 1609, 4267, 6275, 8045, 21335, 27353, 40225, 106675, 136765, 403859, 683825, 2019295, 6865603, 10096475, 34328015, 171640075]

約数ペア:

[(1, 171640075), (5, 34328015), (17, 10096475), (25, 6865603), (85, 2019295), (251, 683825), (425, 403859), (1255, 136765), (1609, 106675), (4267, 40225), (6275, 27353), (8045, 21335)]