25595965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 8618435

約数列:

[1, 5, 17, 43, 47, 85, 149, 215, 235, 731, 745, 799, 2021, 2533, 3655, 3995, 6407, 7003, 10105, 12665, 32035, 34357, 35015, 108919, 119051, 171785, 301129, 544595, 595255, 1505645, 5119193, 25595965]

約数ペア:

[(1, 25595965), (5, 5119193), (17, 1505645), (43, 595255), (47, 544595), (85, 301129), (149, 171785), (215, 119051), (235, 108919), (731, 35015), (745, 34357), (799, 32035), (2021, 12665), (2533, 10105), (3655, 7003), (3995, 6407)]