255125164

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 541363200

約数和(自身を除く): 286238036

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 199, 211, 217, 398, 422, 434, 796, 844, 868, 1393, 1477, 1519, 2786, 2954, 3038, 5572, 5908, 6076, 6169, 6541, 9751, 10339, 12338, 13082, 19502, 20678, 24676, 26164, 39004, 41356, 41989, 43183, 45787, 83978, 86366, 91574, 167956, 172732, 183148, 293923, 302281, 320509, 587846, 604562, 641018, 1175692, 1209124, 1282036, 1301659, 2057461, 2603318, 4114922, 5206636, 8229844, 9111613, 18223226, 36446452, 63781291, 127562582, 255125164]

約数ペア:

[(1, 255125164), (2, 127562582), (4, 63781291), (7, 36446452), (14, 18223226), (28, 9111613), (31, 8229844), (49, 5206636), (62, 4114922), (98, 2603318), (124, 2057461), (196, 1301659), (199, 1282036), (211, 1209124), (217, 1175692), (398, 641018), (422, 604562), (434, 587846), (796, 320509), (844, 302281), (868, 293923), (1393, 183148), (1477, 172732), (1519, 167956), (2786, 91574), (2954, 86366), (3038, 83978), (5572, 45787), (5908, 43183), (6076, 41989), (6169, 41356), (6541, 39004), (9751, 26164), (10339, 24676), (12338, 20678), (13082, 19502)]