1656221872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1907}}^1$

素因数の和:2066

約数の個数: 80

約数和(自身を含む): 3543201792

約数和(自身を除く): 1886979920

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 103, 124, 136, 206, 248, 272, 412, 496, 527, 824, 1054, 1648, 1751, 1907, 2108, 3193, 3502, 3814, 4216, 6386, 7004, 7628, 8432, 12772, 14008, 15256, 25544, 28016, 30512, 32419, 51088, 54281, 59117, 64838, 108562, 118234, 129676, 196421, 217124, 236468, 259352, 392842, 434248, 472936, 518704, 785684, 868496, 945872, 1004989, 1571368, 2009978, 3142736, 3339157, 4019956, 6089051, 6678314, 8039912, 12178102, 13356628, 16079824, 24356204, 26713256, 48712408, 53426512, 97424816, 103513867, 207027734, 414055468, 828110936, 1656221872]

約数ペア:

[(1, 1656221872), (2, 828110936), (4, 414055468), (8, 207027734), (16, 103513867), (17, 97424816), (31, 53426512), (34, 48712408), (62, 26713256), (68, 24356204), (103, 16079824), (124, 13356628), (136, 12178102), (206, 8039912), (248, 6678314), (272, 6089051), (412, 4019956), (496, 3339157), (527, 3142736), (824, 2009978), (1054, 1571368), (1648, 1004989), (1751, 945872), (1907, 868496), (2108, 785684), (3193, 518704), (3502, 472936), (3814, 434248), (4216, 392842), (6386, 259352), (7004, 236468), (7628, 217124), (8432, 196421), (12772, 129676), (14008, 118234), (15256, 108562), (25544, 64838), (28016, 59117), (30512, 54281), (32419, 51088)]