1900545775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 48

約数和(自身を含む): 2652330240

約数和(自身を除く): 751784465

約数列:

[1, 5, 19, 23, 25, 41, 95, 115, 205, 437, 475, 575, 779, 943, 1025, 2185, 3895, 4243, 4715, 10925, 17917, 19475, 21215, 23575, 80617, 89585, 97589, 106075, 173963, 403085, 447925, 487945, 869815, 1854191, 2015425, 2439725, 3305297, 4001149, 4349075, 9270955, 16526485, 20005745, 46354775, 76021831, 82632425, 100028725, 380109155, 1900545775]

約数ペア:

[(1, 1900545775), (5, 380109155), (19, 100028725), (23, 82632425), (25, 76021831), (41, 46354775), (95, 20005745), (115, 16526485), (205, 9270955), (437, 4349075), (475, 4001149), (575, 3305297), (779, 2439725), (943, 2015425), (1025, 1854191), (2185, 869815), (3895, 487945), (4243, 447925), (4715, 403085), (10925, 173963), (17917, 106075), (19475, 97589), (21215, 89585), (23575, 80617)]