12765725

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 36

約数和(自身を含む): 19528884

約数和(自身を除く): 6763159

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 613, 833, 1225, 2975, 3065, 4165, 4291, 10421, 15325, 20825, 21455, 30037, 52105, 72947, 107275, 150185, 260525, 364735, 510629, 750925, 1823675, 2553145, 12765725]

約数ペア:

[(1, 12765725), (5, 2553145), (7, 1823675), (17, 750925), (25, 510629), (35, 364735), (49, 260525), (85, 150185), (119, 107275), (175, 72947), (245, 52105), (425, 30037), (595, 21455), (613, 20825), (833, 15325), (1225, 10421), (2975, 4291), (3065, 4165)]