545375090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{47137}}^1$

素因数の和:47246

約数の個数: 32

約数和(自身を含む): 1069089840

約数和(自身を除く): 523714750

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 47137, 94274, 235685, 471370, 612781, 1225562, 3063905, 4195193, 6127810, 8390386, 20975965, 41951930, 54537509, 109075018, 272687545, 545375090]

約数ペア:

[(1, 545375090), (2, 272687545), (5, 109075018), (10, 54537509), (13, 41951930), (26, 20975965), (65, 8390386), (89, 6127810), (130, 4195193), (178, 3063905), (445, 1225562), (890, 612781), (1157, 471370), (2314, 235685), (5785, 94274), (11570, 47137)]