64217025

素因数分解:

$3^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{1061}}^1$

素因数の和:1346

約数の個数: 36

約数和(自身を含む): 115556220

約数和(自身を除く): 51339195

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 269, 807, 1061, 1345, 2421, 3183, 4035, 5305, 6725, 9549, 12105, 15915, 20175, 26525, 47745, 60525, 79575, 238725, 285409, 856227, 1427045, 2568681, 4281135, 7135225, 12843405, 21405675, 64217025]

約数ペア:

[(1, 64217025), (3, 21405675), (5, 12843405), (9, 7135225), (15, 4281135), (25, 2568681), (45, 1427045), (75, 856227), (225, 285409), (269, 238725), (807, 79575), (1061, 60525), (1345, 47745), (2421, 26525), (3183, 20175), (4035, 15915), (5305, 12105), (6725, 9549)]