171893375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3517}}^1$

素因数の和:3572

約数の個数: 32

約数和(自身を含む): 237085056

約数和(自身を除く): 65191681

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 575, 1955, 2125, 2875, 3517, 9775, 17585, 48875, 59789, 80891, 87925, 298945, 404455, 439625, 1375147, 1494725, 2022275, 6875735, 7473625, 10111375, 34378675, 171893375]

約数ペア:

[(1, 171893375), (5, 34378675), (17, 10111375), (23, 7473625), (25, 6875735), (85, 2022275), (115, 1494725), (125, 1375147), (391, 439625), (425, 404455), (575, 298945), (1955, 87925), (2125, 80891), (2875, 59789), (3517, 48875), (9775, 17585)]