64333640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229763}}^1$

素因数の和:229781

約数の個数: 32

約数和(自身を含む): 165430080

約数和(自身を除く): 101096440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 229763, 459526, 919052, 1148815, 1608341, 1838104, 2297630, 3216682, 4595260, 6433364, 8041705, 9190520, 12866728, 16083410, 32166820, 64333640]

約数ペア:

[(1, 64333640), (2, 32166820), (4, 16083410), (5, 12866728), (7, 9190520), (8, 8041705), (10, 6433364), (14, 4595260), (20, 3216682), (28, 2297630), (35, 1838104), (40, 1608341), (56, 1148815), (70, 919052), (140, 459526), (280, 229763)]