68850860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{264811}}^1$

素因数の和:264833

約数の個数: 24

約数和(自身を含む): 155709456

約数和(自身を除く): 86858596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 264811, 529622, 1059244, 1324055, 2648110, 3442543, 5296220, 6885086, 13770172, 17212715, 34425430, 68850860]

約数ペア:

[(1, 68850860), (2, 34425430), (4, 17212715), (5, 13770172), (10, 6885086), (13, 5296220), (20, 3442543), (26, 2648110), (52, 1324055), (65, 1059244), (130, 529622), (260, 264811)]