65039875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 86980608

約数和(自身を除く): 21940733

約数列:

[1, 5, 17, 25, 85, 125, 127, 241, 425, 635, 1205, 2125, 2159, 3175, 4097, 6025, 10795, 15875, 20485, 30125, 30607, 53975, 102425, 153035, 269875, 512125, 520319, 765175, 2601595, 3825875, 13007975, 65039875]

約数ペア:

[(1, 65039875), (5, 13007975), (17, 3825875), (25, 2601595), (85, 765175), (125, 520319), (127, 512125), (241, 269875), (425, 153035), (635, 102425), (1205, 53975), (2125, 30607), (2159, 30125), (3175, 20485), (4097, 15875), (6025, 10795)]