4212775

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:224

約数の個数: 36

約数和(自身を含む): 6431880

約数和(自身を除く): 2219105

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 133, 175, 181, 245, 475, 665, 905, 931, 1225, 1267, 3325, 3439, 4525, 4655, 6335, 8869, 17195, 23275, 24073, 31675, 44345, 85975, 120365, 168511, 221725, 601825, 842555, 4212775]

約数ペア:

[(1, 4212775), (5, 842555), (7, 601825), (19, 221725), (25, 168511), (35, 120365), (49, 85975), (95, 44345), (133, 31675), (175, 24073), (181, 23275), (245, 17195), (475, 8869), (665, 6335), (905, 4655), (931, 4525), (1225, 3439), (1267, 3325)]