25940265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 45069696

約数和(自身を除く): 19129431

約数列:

[1, 3, 5, 13, 15, 39, 65, 137, 195, 411, 685, 971, 1781, 2055, 2913, 4855, 5343, 8905, 12623, 14565, 26715, 37869, 63115, 133027, 189345, 399081, 665135, 1729351, 1995405, 5188053, 8646755, 25940265]

約数ペア:

[(1, 25940265), (3, 8646755), (5, 5188053), (13, 1995405), (15, 1729351), (39, 665135), (65, 399081), (137, 189345), (195, 133027), (411, 63115), (685, 37869), (971, 26715), (1781, 14565), (2055, 12623), (2913, 8905), (4855, 5343)]