31305170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 60985008

約数和(自身を除く): 29679838

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 937, 1285, 1874, 2570, 3341, 4685, 6682, 9370, 12181, 16705, 24362, 33410, 60905, 121810, 240809, 481618, 1204045, 2408090, 3130517, 6261034, 15652585, 31305170]

約数ペア:

[(1, 31305170), (2, 15652585), (5, 6261034), (10, 3130517), (13, 2408090), (26, 1204045), (65, 481618), (130, 240809), (257, 121810), (514, 60905), (937, 33410), (1285, 24362), (1874, 16705), (2570, 12181), (3341, 9370), (4685, 6682)]