20155804025

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3971587}}^1$

素因数の和:3971633

約数の個数: 24

約数和(自身を含む): 29548614720

約数和(自身を除く): 9392810695

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 5075, 3971587, 19857935, 27801109, 99289675, 115176023, 139005545, 575880115, 695027725, 806232161, 2879400575, 4031160805, 20155804025]

約数ペア:

[(1, 20155804025), (5, 4031160805), (7, 2879400575), (25, 806232161), (29, 695027725), (35, 575880115), (145, 139005545), (175, 115176023), (203, 99289675), (725, 27801109), (1015, 19857935), (5075, 3971587)]