3881976488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 8601600000

約数和(自身を除く): 4719623512

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 127, 152, 247, 248, 254, 403, 494, 499, 508, 589, 806, 988, 998, 1016, 1178, 1612, 1651, 1976, 1996, 2356, 2413, 3224, 3302, 3937, 3992, 4712, 4826, 6487, 6604, 7657, 7874, 9481, 9652, 12974, 13208, 15314, 15469, 15748, 18962, 19304, 25948, 30628, 30938, 31369, 31496, 37924, 51181, 51896, 61256, 61876, 62738, 63373, 74803, 75848, 102362, 123253, 123752, 125476, 126746, 149606, 201097, 204724, 246506, 250952, 253492, 293911, 299212, 402194, 409448, 493012, 506984, 587822, 598424, 804388, 823849, 972439, 986024, 1175644, 1204087, 1608776, 1647698, 1944878, 1964563, 2351288, 2408174, 3295396, 3820843, 3889756, 3929126, 4816348, 6590792, 7641686, 7779512, 7858252, 9632696, 15283372, 15653131, 15716504, 25539319, 30566744, 31306262, 37326697, 51078638, 62612524, 74653394, 102157276, 125225048, 149306788, 204314552, 298613576, 485247061, 970494122, 1940988244, 3881976488]

約数ペア:

[(1, 3881976488), (2, 1940988244), (4, 970494122), (8, 485247061), (13, 298613576), (19, 204314552), (26, 149306788), (31, 125225048), (38, 102157276), (52, 74653394), (62, 62612524), (76, 51078638), (104, 37326697), (124, 31306262), (127, 30566744), (152, 25539319), (247, 15716504), (248, 15653131), (254, 15283372), (403, 9632696), (494, 7858252), (499, 7779512), (508, 7641686), (589, 6590792), (806, 4816348), (988, 3929126), (998, 3889756), (1016, 3820843), (1178, 3295396), (1612, 2408174), (1651, 2351288), (1976, 1964563), (1996, 1944878), (2356, 1647698), (2413, 1608776), (3224, 1204087), (3302, 1175644), (3937, 986024), (3992, 972439), (4712, 823849), (4826, 804388), (6487, 598424), (6604, 587822), (7657, 506984), (7874, 493012), (9481, 409448), (9652, 402194), (12974, 299212), (13208, 293911), (15314, 253492), (15469, 250952), (15748, 246506), (18962, 204724), (19304, 201097), (25948, 149606), (30628, 126746), (30938, 125476), (31369, 123752), (31496, 123253), (37924, 102362), (51181, 75848), (51896, 74803), (61256, 63373), (61876, 62738)]