205119688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 418057200

約数和(自身を除く): 212937512

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 109, 136, 137, 202, 218, 274, 404, 436, 548, 808, 872, 1096, 1717, 1853, 2329, 3434, 3706, 4658, 6868, 7412, 9316, 11009, 13736, 13837, 14824, 14933, 18632, 22018, 27674, 29866, 44036, 55348, 59732, 88072, 110696, 119464, 187153, 235229, 253861, 374306, 470458, 507722, 748612, 940916, 1015444, 1497224, 1508233, 1881832, 2030888, 3016466, 6032932, 12065864, 25639961, 51279922, 102559844, 205119688]

約数ペア:

[(1, 205119688), (2, 102559844), (4, 51279922), (8, 25639961), (17, 12065864), (34, 6032932), (68, 3016466), (101, 2030888), (109, 1881832), (136, 1508233), (137, 1497224), (202, 1015444), (218, 940916), (274, 748612), (404, 507722), (436, 470458), (548, 374306), (808, 253861), (872, 235229), (1096, 187153), (1717, 119464), (1853, 110696), (2329, 88072), (3434, 59732), (3706, 55348), (4658, 44036), (6868, 29866), (7412, 27674), (9316, 22018), (11009, 18632), (13736, 14933), (13837, 14824)]