20080109385

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4862

約数の個数: 192

約数和(自身を含む): 45193075200

約数和(自身を除く): 25112965815

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 29, 35, 45, 51, 63, 81, 85, 87, 105, 119, 135, 145, 153, 189, 203, 243, 255, 261, 315, 357, 405, 435, 459, 493, 567, 595, 609, 765, 783, 945, 1015, 1071, 1215, 1305, 1377, 1479, 1701, 1785, 1827, 2295, 2349, 2465, 2835, 3045, 3213, 3451, 3915, 4131, 4437, 4789, 5355, 5481, 6885, 7047, 7395, 8505, 9135, 9639, 10353, 11745, 13311, 14367, 16065, 16443, 17255, 20655, 22185, 23945, 27405, 28917, 31059, 33523, 35235, 39933, 43101, 48195, 49329, 51765, 66555, 71835, 81413, 82215, 93177, 100569, 119799, 129303, 138881, 144585, 155295, 167615, 199665, 215505, 244239, 246645, 279531, 301707, 387909, 407065, 416643, 465885, 502845, 569891, 598995, 646515, 694405, 732717, 838593, 905121, 972167, 1163727, 1221195, 1249929, 1397655, 1508535, 1709673, 1939545, 2083215, 2198151, 2360977, 2715363, 2849455, 2916501, 3663585, 3749787, 4192965, 4525605, 4860835, 5129019, 5818635, 6249645, 6594453, 7082931, 8146089, 8548365, 8749503, 10990755, 11249361, 11804885, 13576815, 14582505, 15387057, 16526839, 18748935, 19783359, 21248793, 25645095, 26248509, 32972265, 33748083, 35414655, 40730445, 43747515, 46161171, 49580517, 56246805, 63746379, 76935285, 78745527, 82634195, 98916795, 106243965, 131242545, 138483513, 148741551, 168740415, 191239137, 230805855, 236236581, 247902585, 318731895, 393727635, 446224653, 573717411, 692417565, 743707755, 956195685, 1181182905, 1338673959, 2231123265, 2868587055, 4016021877, 6693369795, 20080109385]

約数ペア:

[(1, 20080109385), (3, 6693369795), (5, 4016021877), (7, 2868587055), (9, 2231123265), (15, 1338673959), (17, 1181182905), (21, 956195685), (27, 743707755), (29, 692417565), (35, 573717411), (45, 446224653), (51, 393727635), (63, 318731895), (81, 247902585), (85, 236236581), (87, 230805855), (105, 191239137), (119, 168740415), (135, 148741551), (145, 138483513), (153, 131242545), (189, 106243965), (203, 98916795), (243, 82634195), (255, 78745527), (261, 76935285), (315, 63746379), (357, 56246805), (405, 49580517), (435, 46161171), (459, 43747515), (493, 40730445), (567, 35414655), (595, 33748083), (609, 32972265), (765, 26248509), (783, 25645095), (945, 21248793), (1015, 19783359), (1071, 18748935), (1215, 16526839), (1305, 15387057), (1377, 14582505), (1479, 13576815), (1701, 11804885), (1785, 11249361), (1827, 10990755), (2295, 8749503), (2349, 8548365), (2465, 8146089), (2835, 7082931), (3045, 6594453), (3213, 6249645), (3451, 5818635), (3915, 5129019), (4131, 4860835), (4437, 4525605), (4789, 4192965), (5355, 3749787), (5481, 3663585), (6885, 2916501), (7047, 2849455), (7395, 2715363), (8505, 2360977), (9135, 2198151), (9639, 2083215), (10353, 1939545), (11745, 1709673), (13311, 1508535), (14367, 1397655), (16065, 1249929), (16443, 1221195), (17255, 1163727), (20655, 972167), (22185, 905121), (23945, 838593), (27405, 732717), (28917, 694405), (31059, 646515), (33523, 598995), (35235, 569891), (39933, 502845), (43101, 465885), (48195, 416643), (49329, 407065), (51765, 387909), (66555, 301707), (71835, 279531), (81413, 246645), (82215, 244239), (93177, 215505), (100569, 199665), (119799, 167615), (129303, 155295), (138881, 144585)]