25249140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 90679680

約数和(自身を除く): 65430540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 691, 812, 870, 1015, 1044, 1218, 1260, 1305, 1382, 1740, 1827, 2030, 2073, 2436, 2610, 2764, 3045, 3455, 3654, 4060, 4146, 4837, 5220, 6090, 6219, 6910, 7308, 8292, 9135, 9674, 10365, 12180, 12438, 13820, 14511, 18270, 19348, 20039, 20730, 24185, 24876, 29022, 31095, 36540, 40078, 41460, 43533, 48370, 58044, 60117, 62190, 72555, 80156, 87066, 96740, 100195, 120234, 124380, 140273, 145110, 174132, 180351, 200390, 217665, 240468, 280546, 290220, 300585, 360702, 400780, 420819, 435330, 561092, 601170, 701365, 721404, 841638, 870660, 901755, 1202340, 1262457, 1402730, 1683276, 1803510, 2104095, 2524914, 2805460, 3607020, 4208190, 5049828, 6312285, 8416380, 12624570, 25249140]

約数ペア:

[(1, 25249140), (2, 12624570), (3, 8416380), (4, 6312285), (5, 5049828), (6, 4208190), (7, 3607020), (9, 2805460), (10, 2524914), (12, 2104095), (14, 1803510), (15, 1683276), (18, 1402730), (20, 1262457), (21, 1202340), (28, 901755), (29, 870660), (30, 841638), (35, 721404), (36, 701365), (42, 601170), (45, 561092), (58, 435330), (60, 420819), (63, 400780), (70, 360702), (84, 300585), (87, 290220), (90, 280546), (105, 240468), (116, 217665), (126, 200390), (140, 180351), (145, 174132), (174, 145110), (180, 140273), (203, 124380), (210, 120234), (252, 100195), (261, 96740), (290, 87066), (315, 80156), (348, 72555), (406, 62190), (420, 60117), (435, 58044), (522, 48370), (580, 43533), (609, 41460), (630, 40078), (691, 36540), (812, 31095), (870, 29022), (1015, 24876), (1044, 24185), (1218, 20730), (1260, 20039), (1305, 19348), (1382, 18270), (1740, 14511), (1827, 13820), (2030, 12438), (2073, 12180), (2436, 10365), (2610, 9674), (2764, 9135), (3045, 8292), (3455, 7308), (3654, 6910), (4060, 6219), (4146, 6090), (4837, 5220)]