2017745725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{206419}}^1$

素因数の和:206469

約数の個数: 24

約数和(自身を含む): 2764376640

約数和(自身を除く): 746630915

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 9775, 206419, 1032095, 3509123, 4747637, 5160475, 17545615, 23738185, 80709829, 87728075, 118690925, 403549145, 2017745725]

約数ペア:

[(1, 2017745725), (5, 403549145), (17, 118690925), (23, 87728075), (25, 80709829), (85, 23738185), (115, 17545615), (391, 5160475), (425, 4747637), (575, 3509123), (1955, 1032095), (9775, 206419)]