71318320

素因数分解:

$2^4\times 5^1\times {\mathrm{863}}^1\times {\mathrm{1033}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 166167936

約数和(自身を除く): 94849616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 863, 1033, 1726, 2066, 3452, 4132, 4315, 5165, 6904, 8264, 8630, 10330, 13808, 16528, 17260, 20660, 34520, 41320, 69040, 82640, 891479, 1782958, 3565916, 4457395, 7131832, 8914790, 14263664, 17829580, 35659160, 71318320]

約数ペア:

[(1, 71318320), (2, 35659160), (4, 17829580), (5, 14263664), (8, 8914790), (10, 7131832), (16, 4457395), (20, 3565916), (40, 1782958), (80, 891479), (863, 82640), (1033, 69040), (1726, 41320), (2066, 34520), (3452, 20660), (4132, 17260), (4315, 16528), (5165, 13808), (6904, 10330), (8264, 8630)]