25903340

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1597}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 54498192

約数和(自身を除く): 28594852

約数列:

[1, 2, 4, 5, 10, 20, 811, 1597, 1622, 3194, 3244, 4055, 6388, 7985, 8110, 15970, 16220, 31940, 1295167, 2590334, 5180668, 6475835, 12951670, 25903340]

約数ペア:

[(1, 25903340), (2, 12951670), (4, 6475835), (5, 5180668), (10, 2590334), (20, 1295167), (811, 31940), (1597, 16220), (1622, 15970), (3194, 8110), (3244, 7985), (4055, 6388)]