68415265125

素因数分解:

$3^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{4649}}^1$

素因数の和:4900

約数の個数: 96

約数和(自身を含む): 125534822400

約数和(自身を除く): 57119557275

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 125, 127, 225, 309, 375, 381, 515, 635, 927, 1125, 1143, 1545, 1905, 2575, 3175, 4635, 4649, 5715, 7725, 9525, 12875, 13081, 13947, 15875, 23175, 23245, 28575, 38625, 39243, 41841, 47625, 65405, 69735, 115875, 116225, 117729, 142875, 196215, 209205, 327025, 348675, 478847, 581125, 588645, 590423, 981075, 1046025, 1436541, 1635125, 1743375, 1771269, 2394235, 2943225, 2952115, 4309623, 4905375, 5230125, 5313807, 7182705, 8856345, 11971175, 14716125, 14760575, 21548115, 26569035, 35913525, 44281725, 59855875, 60813569, 73802875, 107740575, 132845175, 179567625, 182440707, 221408625, 304067845, 538702875, 547322121, 664225875, 912203535, 1520339225, 2736610605, 4561017675, 7601696125, 13683053025, 22805088375, 68415265125]

約数ペア:

[(1, 68415265125), (3, 22805088375), (5, 13683053025), (9, 7601696125), (15, 4561017675), (25, 2736610605), (45, 1520339225), (75, 912203535), (103, 664225875), (125, 547322121), (127, 538702875), (225, 304067845), (309, 221408625), (375, 182440707), (381, 179567625), (515, 132845175), (635, 107740575), (927, 73802875), (1125, 60813569), (1143, 59855875), (1545, 44281725), (1905, 35913525), (2575, 26569035), (3175, 21548115), (4635, 14760575), (4649, 14716125), (5715, 11971175), (7725, 8856345), (9525, 7182705), (12875, 5313807), (13081, 5230125), (13947, 4905375), (15875, 4309623), (23175, 2952115), (23245, 2943225), (28575, 2394235), (38625, 1771269), (39243, 1743375), (41841, 1635125), (47625, 1436541), (65405, 1046025), (69735, 981075), (115875, 590423), (116225, 588645), (117729, 581125), (142875, 478847), (196215, 348675), (209205, 327025)]