31625104

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 73495296

約数和(自身を除く): 41870192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 71, 82, 97, 112, 142, 164, 194, 284, 287, 328, 388, 497, 568, 574, 656, 679, 776, 994, 1136, 1148, 1358, 1552, 1988, 2296, 2716, 2911, 3976, 3977, 4592, 5432, 5822, 6887, 7952, 7954, 10864, 11644, 13774, 15908, 20377, 23288, 27548, 27839, 31816, 40754, 46576, 48209, 55096, 55678, 63632, 81508, 96418, 110192, 111356, 163016, 192836, 222712, 282367, 326032, 385672, 445424, 564734, 771344, 1129468, 1976569, 2258936, 3953138, 4517872, 7906276, 15812552, 31625104]

約数ペア:

[(1, 31625104), (2, 15812552), (4, 7906276), (7, 4517872), (8, 3953138), (14, 2258936), (16, 1976569), (28, 1129468), (41, 771344), (56, 564734), (71, 445424), (82, 385672), (97, 326032), (112, 282367), (142, 222712), (164, 192836), (194, 163016), (284, 111356), (287, 110192), (328, 96418), (388, 81508), (497, 63632), (568, 55678), (574, 55096), (656, 48209), (679, 46576), (776, 40754), (994, 31816), (1136, 27839), (1148, 27548), (1358, 23288), (1552, 20377), (1988, 15908), (2296, 13774), (2716, 11644), (2911, 10864), (3976, 7954), (3977, 7952), (4592, 6887), (5432, 5822)]