68833180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264743}}^1$

素因数の和:264765

約数の個数: 24

約数和(自身を含む): 155669472

約数和(自身を除く): 86836292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 264743, 529486, 1058972, 1323715, 2647430, 3441659, 5294860, 6883318, 13766636, 17208295, 34416590, 68833180]

約数ペア:

[(1, 68833180), (2, 34416590), (4, 17208295), (5, 13766636), (10, 6883318), (13, 5294860), (20, 3441659), (26, 2647430), (52, 1323715), (65, 1058972), (130, 529486), (260, 264743)]