191425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 277760

約数和(自身を除く): 86335

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 403, 475, 589, 775, 1235, 2015, 2945, 6175, 7657, 10075, 14725, 38285, 191425]

約数ペア:

[(1, 191425), (5, 38285), (13, 14725), (19, 10075), (25, 7657), (31, 6175), (65, 2945), (95, 2015), (155, 1235), (247, 775), (325, 589), (403, 475)]