16052975

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 20705520

約数和(自身を除く): 4652545

約数列:

[1, 5, 25, 43, 109, 137, 215, 545, 685, 1075, 2725, 3425, 4687, 5891, 14933, 23435, 29455, 74665, 117175, 147275, 373325, 642119, 3210595, 16052975]

約数ペア:

[(1, 16052975), (5, 3210595), (25, 642119), (43, 373325), (109, 147275), (137, 117175), (215, 74665), (545, 29455), (685, 23435), (1075, 14933), (2725, 5891), (3425, 4687)]