205767250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{63313}}^1$

素因数の和:63343

約数の個数: 32

約数和(自身を含む): 414833328

約数和(自身を除く): 209066078

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 63313, 126626, 316565, 633130, 823069, 1582825, 1646138, 3165650, 4115345, 7914125, 8230690, 15828250, 20576725, 41153450, 102883625, 205767250]

約数ペア:

[(1, 205767250), (2, 102883625), (5, 41153450), (10, 20576725), (13, 15828250), (25, 8230690), (26, 7914125), (50, 4115345), (65, 3165650), (125, 1646138), (130, 1582825), (250, 823069), (325, 633130), (650, 316565), (1625, 126626), (3250, 63313)]