68607320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13093}}^1$

素因数の和:13235

約数の個数: 32

約数和(自身を含む): 155556720

約数和(自身を除く): 86949400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 13093, 26186, 52372, 65465, 104744, 130930, 261860, 523720, 1715183, 3430366, 6860732, 8575915, 13721464, 17151830, 34303660, 68607320]

約数ペア:

[(1, 68607320), (2, 34303660), (4, 17151830), (5, 13721464), (8, 8575915), (10, 6860732), (20, 3430366), (40, 1715183), (131, 523720), (262, 261860), (524, 130930), (655, 104744), (1048, 65465), (1310, 52372), (2620, 26186), (5240, 13093)]