71219525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{523}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 95514720

約数和(自身を除く): 24295195

約数列:

[1, 5, 13, 25, 65, 325, 419, 523, 2095, 2615, 5447, 6799, 10475, 13075, 27235, 33995, 136175, 169975, 219137, 1095685, 2848781, 5478425, 14243905, 71219525]

約数ペア:

[(1, 71219525), (5, 14243905), (13, 5478425), (25, 2848781), (65, 1095685), (325, 219137), (419, 169975), (523, 136175), (2095, 33995), (2615, 27235), (5447, 13075), (6799, 10475)]