169818925

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 224540316

約数和(自身を除く): 54721391

約数列:

[1, 5, 25, 29, 41, 145, 197, 205, 725, 841, 985, 1025, 1189, 4205, 4925, 5713, 5945, 8077, 21025, 28565, 29725, 34481, 40385, 142825, 165677, 172405, 201925, 234233, 828385, 862025, 1171165, 4141925, 5855825, 6792757, 33963785, 169818925]

約数ペア:

[(1, 169818925), (5, 33963785), (25, 6792757), (29, 5855825), (41, 4141925), (145, 1171165), (197, 862025), (205, 828385), (725, 234233), (841, 201925), (985, 172405), (1025, 165677), (1189, 142825), (4205, 40385), (4925, 34481), (5713, 29725), (5945, 28565), (8077, 21025)]