15691752205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{22109}}^1$

素因数の和:22405

約数の個数: 32

約数和(自身を含む): 20546380800

約数和(自身を除く): 4854628595

約数列:

[1, 5, 19, 31, 95, 155, 241, 589, 1205, 2945, 4579, 7471, 22109, 22895, 37355, 110545, 141949, 420071, 685379, 709745, 2100355, 3426895, 5328269, 13022201, 26641345, 65111005, 101237111, 165176339, 506185555, 825881695, 3138350441, 15691752205]

約数ペア:

[(1, 15691752205), (5, 3138350441), (19, 825881695), (31, 506185555), (95, 165176339), (155, 101237111), (241, 65111005), (589, 26641345), (1205, 13022201), (2945, 5328269), (4579, 3426895), (7471, 2100355), (22109, 709745), (22895, 685379), (37355, 420071), (110545, 141949)]