64628005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{6673}}^1$

素因数の和:6840

約数の個数: 16

約数和(自身を含む): 84092400

約数和(自身を除く): 19464395

約数列:

[1, 5, 13, 65, 149, 745, 1937, 6673, 9685, 33365, 86749, 433745, 994277, 4971385, 12925601, 64628005]

約数ペア:

[(1, 64628005), (5, 12925601), (13, 4971385), (65, 994277), (149, 433745), (745, 86749), (1937, 33365), (6673, 9685)]