51348180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65831}}^1$

素因数の和:65856

約数の個数: 48

約数和(自身を含む): 154836864

約数和(自身を除く): 103488684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 65831, 131662, 197493, 263324, 329155, 394986, 658310, 789972, 855803, 987465, 1316620, 1711606, 1974930, 2567409, 3423212, 3949860, 4279015, 5134818, 8558030, 10269636, 12837045, 17116060, 25674090, 51348180]

約数ペア:

[(1, 51348180), (2, 25674090), (3, 17116060), (4, 12837045), (5, 10269636), (6, 8558030), (10, 5134818), (12, 4279015), (13, 3949860), (15, 3423212), (20, 2567409), (26, 1974930), (30, 1711606), (39, 1316620), (52, 987465), (60, 855803), (65, 789972), (78, 658310), (130, 394986), (156, 329155), (195, 263324), (260, 197493), (390, 131662), (780, 65831)]