25689170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197609}}^1$

素因数の和:197629

約数の個数: 16

約数和(自身を含む): 49797720

約数和(自身を除く): 24108550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197609, 395218, 988045, 1976090, 2568917, 5137834, 12844585, 25689170]

約数ペア:

[(1, 25689170), (2, 12844585), (5, 5137834), (10, 2568917), (13, 1976090), (26, 988045), (65, 395218), (130, 197609)]