20203962875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{5573507}}^1$

素因数の和:5573551

約数の個数: 16

約数和(自身を含む): 26084017440

約数和(自身を除く): 5880054565

約数列:

[1, 5, 25, 29, 125, 145, 725, 3625, 5573507, 27867535, 139337675, 161631703, 696688375, 808158515, 4040792575, 20203962875]

約数ペア:

[(1, 20203962875), (5, 4040792575), (25, 808158515), (29, 696688375), (125, 161631703), (145, 139337675), (725, 27867535), (3625, 5573507)]