2678049275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 3888032400

約数和(自身を除く): 1209983125

約数列:

[1, 5, 11, 23, 25, 41, 55, 115, 205, 253, 275, 449, 451, 529, 575, 943, 1025, 1265, 2245, 2255, 2645, 4715, 4939, 5819, 6325, 10327, 10373, 11225, 11275, 13225, 18409, 21689, 23575, 24695, 29095, 51635, 51865, 92045, 108445, 113597, 123475, 145475, 202499, 237521, 238579, 258175, 259325, 423407, 460225, 542225, 567985, 1012495, 1187605, 1192895, 2117035, 2612731, 2839925, 4657477, 5062475, 5938025, 5964475, 9738361, 10585175, 13063655, 23287385, 48691805, 65318275, 107121971, 116436925, 243459025, 535609855, 2678049275]

約数ペア:

[(1, 2678049275), (5, 535609855), (11, 243459025), (23, 116436925), (25, 107121971), (41, 65318275), (55, 48691805), (115, 23287385), (205, 13063655), (253, 10585175), (275, 9738361), (449, 5964475), (451, 5938025), (529, 5062475), (575, 4657477), (943, 2839925), (1025, 2612731), (1265, 2117035), (2245, 1192895), (2255, 1187605), (2645, 1012495), (4715, 567985), (4939, 542225), (5819, 460225), (6325, 423407), (10327, 259325), (10373, 258175), (11225, 238579), (11275, 237521), (13225, 202499), (18409, 145475), (21689, 123475), (23575, 113597), (24695, 108445), (29095, 92045), (51635, 51865)]