31176210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79939}}^1$

素因数の和:79962

約数の個数: 32

約数和(自身を含む): 80579520

約数和(自身を除く): 49403310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79939, 159878, 239817, 399695, 479634, 799390, 1039207, 1199085, 2078414, 2398170, 3117621, 5196035, 6235242, 10392070, 15588105, 31176210]

約数ペア:

[(1, 31176210), (2, 15588105), (3, 10392070), (5, 6235242), (6, 5196035), (10, 3117621), (13, 2398170), (15, 2078414), (26, 1199085), (30, 1039207), (39, 799390), (65, 479634), (78, 399695), (130, 239817), (195, 159878), (390, 79939)]