87967925

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 113326080

約数和(自身を除く): 25358155

約数列:

[1, 5, 25, 31, 155, 223, 509, 775, 1115, 2545, 5575, 6913, 12725, 15779, 34565, 78895, 113507, 172825, 394475, 567535, 2837675, 3518717, 17593585, 87967925]

約数ペア:

[(1, 87967925), (5, 17593585), (25, 3518717), (31, 2837675), (155, 567535), (223, 394475), (509, 172825), (775, 113507), (1115, 78895), (2545, 34565), (5575, 15779), (6913, 12725)]