71505655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 98691264

約数和(自身を除く): 27185609

約数列:

[1, 5, 13, 17, 65, 85, 163, 221, 397, 815, 1105, 1985, 2119, 2771, 5161, 6749, 10595, 13855, 25805, 33745, 36023, 64711, 87737, 180115, 323555, 438685, 841243, 1100087, 4206215, 5500435, 14301131, 71505655]

約数ペア:

[(1, 71505655), (5, 14301131), (13, 5500435), (17, 4206215), (65, 1100087), (85, 841243), (163, 438685), (221, 323555), (397, 180115), (815, 87737), (1105, 64711), (1985, 36023), (2119, 33745), (2771, 25805), (5161, 13855), (6749, 10595)]