200705725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1543}}^1$

素因数の和:1618

約数の個数: 36

約数和(自身を含む): 280100128

約数和(自身を除く): 79394403

約数列:

[1, 5, 11, 25, 43, 55, 121, 215, 275, 473, 605, 1075, 1543, 2365, 3025, 5203, 7715, 11825, 16973, 26015, 38575, 66349, 84865, 130075, 186703, 331745, 424325, 729839, 933515, 1658725, 3649195, 4667575, 8028229, 18245975, 40141145, 200705725]

約数ペア:

[(1, 200705725), (5, 40141145), (11, 18245975), (25, 8028229), (43, 4667575), (55, 3649195), (121, 1658725), (215, 933515), (275, 729839), (473, 424325), (605, 331745), (1075, 186703), (1543, 130075), (2365, 84865), (3025, 66349), (5203, 38575), (7715, 26015), (11825, 16973)]