4252638325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{21139}}^1$

素因数の和:21781

約数の個数: 24

約数和(自身を含む): 5688351200

約数和(自身を除く): 1435712875

約数列:

[1, 5, 13, 25, 65, 325, 619, 3095, 8047, 15475, 21139, 40235, 105695, 201175, 274807, 528475, 1374035, 6870175, 13085041, 65425205, 170105533, 327126025, 850527665, 4252638325]

約数ペア:

[(1, 4252638325), (5, 850527665), (13, 327126025), (25, 170105533), (65, 65425205), (325, 13085041), (619, 6870175), (3095, 1374035), (8047, 528475), (15475, 274807), (21139, 201175), (40235, 105695)]