64045675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 84431600

約数和(自身を除く): 20385925

約数列:

[1, 5, 19, 25, 95, 109, 475, 545, 1237, 2071, 2725, 6185, 10355, 23503, 30925, 51775, 117515, 134833, 587575, 674165, 2561827, 3370825, 12809135, 64045675]

約数ペア:

[(1, 64045675), (5, 12809135), (19, 3370825), (25, 2561827), (95, 674165), (109, 587575), (475, 134833), (545, 117515), (1237, 51775), (2071, 30925), (2725, 23503), (6185, 10355)]