890809900805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1\times {\mathrm{19073}}^1$

素因数の和:19574

約数の個数: 64

約数和(自身を含む): 1221163257600

約数和(自身を除く): 330353356795

約数列:

[1, 5, 11, 37, 55, 59, 185, 295, 389, 407, 649, 1945, 2035, 2183, 3245, 4279, 10915, 14393, 19073, 21395, 22951, 24013, 71965, 95365, 114755, 120065, 158323, 209803, 252461, 705701, 791615, 849187, 1049015, 1125307, 1262305, 3528505, 4245935, 5626535, 7419397, 7762711, 9341057, 12378377, 37096985, 38813555, 41636359, 46705285, 61891885, 81613367, 208181795, 274517689, 408066835, 437744423, 457999949, 1372588445, 2188722115, 2289999745, 3019694579, 4815188653, 15098472895, 16196543651, 24075943265, 80982718255, 178161980161, 890809900805]

約数ペア:

[(1, 890809900805), (5, 178161980161), (11, 80982718255), (37, 24075943265), (55, 16196543651), (59, 15098472895), (185, 4815188653), (295, 3019694579), (389, 2289999745), (407, 2188722115), (649, 1372588445), (1945, 457999949), (2035, 437744423), (2183, 408066835), (3245, 274517689), (4279, 208181795), (10915, 81613367), (14393, 61891885), (19073, 46705285), (21395, 41636359), (22951, 38813555), (24013, 37096985), (71965, 12378377), (95365, 9341057), (114755, 7762711), (120065, 7419397), (158323, 5626535), (209803, 4245935), (252461, 3528505), (705701, 1262305), (791615, 1125307), (849187, 1049015)]