620809150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{955091}}^1$

素因数の和:955116

約数の個数: 24

約数和(自身を含む): 1243529784

約数和(自身を除く): 622720634

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 955091, 1910182, 4775455, 9550910, 12416183, 23877275, 24832366, 47754550, 62080915, 124161830, 310404575, 620809150]

約数ペア:

[(1, 620809150), (2, 310404575), (5, 124161830), (10, 62080915), (13, 47754550), (25, 24832366), (26, 23877275), (50, 12416183), (65, 9550910), (130, 4775455), (325, 1910182), (650, 955091)]