20121012725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2523011}}^1$

素因数の和:2523061

約数の個数: 24

約数和(自身を含む): 28156813920

約数和(自身を除く): 8035801195

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 2523011, 12615055, 27753121, 63075275, 73167319, 138765605, 365836595, 693828025, 804840509, 1829182975, 4024202545, 20121012725]

約数ペア:

[(1, 20121012725), (5, 4024202545), (11, 1829182975), (25, 804840509), (29, 693828025), (55, 365836595), (145, 138765605), (275, 73167319), (319, 63075275), (725, 27753121), (1595, 12615055), (7975, 2523011)]