71408075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{419}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 94212720

約数和(自身を除く): 22804645

約数列:

[1, 5, 17, 25, 85, 401, 419, 425, 2005, 2095, 6817, 7123, 10025, 10475, 34085, 35615, 168019, 170425, 178075, 840095, 2856323, 4200475, 14281615, 71408075]

約数ペア:

[(1, 71408075), (5, 14281615), (17, 4200475), (25, 2856323), (85, 840095), (401, 178075), (419, 170425), (425, 168019), (2005, 35615), (2095, 34085), (6817, 10475), (7123, 10025)]