25293860

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1973}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 53226936

約数和(自身を除く): 27933076

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 1973, 2564, 3205, 3946, 6410, 7892, 9865, 12820, 19730, 39460, 1264693, 2529386, 5058772, 6323465, 12646930, 25293860]

約数ペア:

[(1, 25293860), (2, 12646930), (4, 6323465), (5, 5058772), (10, 2529386), (20, 1264693), (641, 39460), (1282, 19730), (1973, 12820), (2564, 9865), (3205, 7892), (3946, 6410)]