137666360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264743}}^1$

素因数の和:264767

約数の個数: 32

約数和(自身を含む): 333577440

約数和(自身を除く): 195911080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 264743, 529486, 1058972, 1323715, 2117944, 2647430, 3441659, 5294860, 6883318, 10589720, 13766636, 17208295, 27533272, 34416590, 68833180, 137666360]

約数ペア:

[(1, 137666360), (2, 68833180), (4, 34416590), (5, 27533272), (8, 17208295), (10, 13766636), (13, 10589720), (20, 6883318), (26, 5294860), (40, 3441659), (52, 2647430), (65, 2117944), (104, 1323715), (130, 1058972), (260, 529486), (520, 264743)]