1620872065

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{25261}}^1$

素因数の和:25620

約数の個数: 16

約数和(自身を含む): 1998931536

約数和(自身を除く): 378059471

約数列:

[1, 5, 41, 205, 313, 1565, 12833, 25261, 64165, 126305, 1035701, 5178505, 7906693, 39533465, 324174413, 1620872065]

約数ペア:

[(1, 1620872065), (5, 324174413), (41, 39533465), (205, 7906693), (313, 5178505), (1565, 1035701), (12833, 126305), (25261, 64165)]