1813309825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{35227}}^1$

素因数の和:35337

約数の個数: 24

約数和(自身を含む): 2358866880

約数和(自身を除く): 545557055

約数列:

[1, 5, 25, 29, 71, 145, 355, 725, 1775, 2059, 10295, 35227, 51475, 176135, 880675, 1021583, 2501117, 5107915, 12505585, 25539575, 62527925, 72532393, 362661965, 1813309825]

約数ペア:

[(1, 1813309825), (5, 362661965), (25, 72532393), (29, 62527925), (71, 25539575), (145, 12505585), (355, 5107915), (725, 2501117), (1775, 1021583), (2059, 880675), (10295, 176135), (35227, 51475)]