204401925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 460387200

約数和(自身を除く): 255985275

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 67, 75, 91, 105, 117, 149, 175, 195, 201, 225, 273, 315, 325, 335, 447, 455, 469, 525, 585, 603, 745, 819, 871, 975, 1005, 1043, 1341, 1365, 1407, 1575, 1675, 1937, 2235, 2275, 2345, 2613, 2925, 3015, 3129, 3725, 4095, 4221, 4355, 5025, 5215, 5811, 6097, 6705, 6825, 7035, 7839, 9387, 9685, 9983, 11175, 11725, 13065, 13559, 15075, 15645, 17433, 18291, 20475, 21105, 21775, 26075, 29055, 29949, 30485, 33525, 35175, 39195, 40677, 46935, 48425, 49915, 54873, 65325, 67795, 69881, 78225, 87165, 89847, 91455, 105525, 122031, 129779, 145275, 149745, 152425, 195975, 203385, 209643, 234675, 249575, 274365, 338975, 349405, 389337, 435825, 449235, 457275, 610155, 628929, 648895, 748725, 908453, 1016925, 1048215, 1168011, 1371825, 1747025, 1946685, 2246175, 2725359, 3050775, 3144645, 3244475, 4542265, 5241075, 5840055, 8176077, 9733425, 13626795, 15723225, 22711325, 29200275, 40880385, 68133975, 204401925]

約数ペア:

[(1, 204401925), (3, 68133975), (5, 40880385), (7, 29200275), (9, 22711325), (13, 15723225), (15, 13626795), (21, 9733425), (25, 8176077), (35, 5840055), (39, 5241075), (45, 4542265), (63, 3244475), (65, 3144645), (67, 3050775), (75, 2725359), (91, 2246175), (105, 1946685), (117, 1747025), (149, 1371825), (175, 1168011), (195, 1048215), (201, 1016925), (225, 908453), (273, 748725), (315, 648895), (325, 628929), (335, 610155), (447, 457275), (455, 449235), (469, 435825), (525, 389337), (585, 349405), (603, 338975), (745, 274365), (819, 249575), (871, 234675), (975, 209643), (1005, 203385), (1043, 195975), (1341, 152425), (1365, 149745), (1407, 145275), (1575, 129779), (1675, 122031), (1937, 105525), (2235, 91455), (2275, 89847), (2345, 87165), (2613, 78225), (2925, 69881), (3015, 67795), (3129, 65325), (3725, 54873), (4095, 49915), (4221, 48425), (4355, 46935), (5025, 40677), (5215, 39195), (5811, 35175), (6097, 33525), (6705, 30485), (6825, 29949), (7035, 29055), (7839, 26075), (9387, 21775), (9685, 21105), (9983, 20475), (11175, 18291), (11725, 17433), (13065, 15645), (13559, 15075)]