136727240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{262937}}^1$

素因数の和:262961

約数の個数: 32

約数和(自身を含む): 331301880

約数和(自身を除く): 194574640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 262937, 525874, 1051748, 1314685, 2103496, 2629370, 3418181, 5258740, 6836362, 10517480, 13672724, 17090905, 27345448, 34181810, 68363620, 136727240]

約数ペア:

[(1, 136727240), (2, 68363620), (4, 34181810), (5, 27345448), (8, 17090905), (10, 13672724), (13, 10517480), (20, 6836362), (26, 5258740), (40, 3418181), (52, 2629370), (65, 2103496), (104, 1314685), (130, 1051748), (260, 525874), (520, 262937)]