200912725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21317}}^1$

素因数の和:21369

約数の個数: 24

約数和(自身を含む): 277560360

約数和(自身を除く): 76647635

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 9425, 21317, 106585, 277121, 532925, 618193, 1385605, 3090965, 6928025, 8036509, 15454825, 40182545, 200912725]

約数ペア:

[(1, 200912725), (5, 40182545), (13, 15454825), (25, 8036509), (29, 6928025), (65, 3090965), (145, 1385605), (325, 618193), (377, 532925), (725, 277121), (1885, 106585), (9425, 21317)]