865880065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1093}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 1134259200

約数和(自身を除く): 268379135

約数列:

[1, 5, 19, 31, 95, 155, 269, 589, 1093, 1345, 2945, 5111, 5465, 8339, 20767, 25555, 33883, 41695, 103835, 158441, 169415, 294017, 643777, 792205, 1470085, 3218885, 5586323, 9114527, 27931615, 45572635, 173176013, 865880065]

約数ペア:

[(1, 865880065), (5, 173176013), (19, 45572635), (31, 27931615), (95, 9114527), (155, 5586323), (269, 3218885), (589, 1470085), (1093, 792205), (1345, 643777), (2945, 294017), (5111, 169415), (5465, 158441), (8339, 103835), (20767, 41695), (25555, 33883)]