65856620

素因数分解:

$2^2\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{2531}}^1$

素因数の和:3841

約数の個数: 24

約数和(自身を含む): 138459888

約数和(自身を除く): 72603268

約数列:

[1, 2, 4, 5, 10, 20, 1301, 2531, 2602, 5062, 5204, 6505, 10124, 12655, 13010, 25310, 26020, 50620, 3292831, 6585662, 13171324, 16464155, 32928310, 65856620]

約数ペア:

[(1, 65856620), (2, 32928310), (4, 16464155), (5, 13171324), (10, 6585662), (20, 3292831), (1301, 50620), (2531, 26020), (2602, 25310), (5062, 13010), (5204, 12655), (6505, 10124)]