70480670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17489}}^1$

素因数の和:17540

約数の個数: 32

約数和(自身を含む): 141039360

約数和(自身を除く): 70558690

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 17489, 34978, 87445, 174890, 227357, 454714, 542159, 1084318, 1136785, 2273570, 2710795, 5421590, 7048067, 14096134, 35240335, 70480670]

約数ペア:

[(1, 70480670), (2, 35240335), (5, 14096134), (10, 7048067), (13, 5421590), (26, 2710795), (31, 2273570), (62, 1136785), (65, 1084318), (130, 542159), (155, 454714), (310, 227357), (403, 174890), (806, 87445), (2015, 34978), (4030, 17489)]