25202190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64621}}^1$

素因数の和:64644

約数の個数: 32

約数和(自身を含む): 65138976

約数和(自身を除く): 39936786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 64621, 129242, 193863, 323105, 387726, 646210, 840073, 969315, 1680146, 1938630, 2520219, 4200365, 5040438, 8400730, 12601095, 25202190]

約数ペア:

[(1, 25202190), (2, 12601095), (3, 8400730), (5, 5040438), (6, 4200365), (10, 2520219), (13, 1938630), (15, 1680146), (26, 969315), (30, 840073), (39, 646210), (65, 387726), (78, 323105), (130, 193863), (195, 129242), (390, 64621)]