13011850

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1530

約数の個数: 24

約数和(自身を含む): 24343308

約数和(自身を除く): 11331458

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1321, 1970, 2642, 4925, 6605, 9850, 13210, 33025, 66050, 260237, 520474, 1301185, 2602370, 6505925, 13011850]

約数ペア:

[(1, 13011850), (2, 6505925), (5, 2602370), (10, 1301185), (25, 520474), (50, 260237), (197, 66050), (394, 33025), (985, 13210), (1321, 9850), (1970, 6605), (2642, 4925)]