720589596925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{116371}}^1$

素因数の和:116515

約数の個数: 72

約数和(自身を含む): 1036371792960

約数和(自身を除く): 315782196035

約数列:

[1, 5, 11, 23, 25, 55, 89, 115, 121, 253, 275, 445, 575, 605, 979, 1265, 2047, 2225, 2783, 3025, 4895, 6325, 10235, 10769, 13915, 22517, 24475, 51175, 53845, 69575, 112585, 116371, 247687, 269225, 562925, 581855, 1238435, 1280081, 2676533, 2909275, 6192175, 6400405, 10357019, 13382665, 14080891, 29441863, 32002025, 51785095, 66913325, 70404455, 113927209, 147209315, 238211437, 258925475, 323860493, 352022275, 569636045, 736046575, 1191057185, 1253199299, 1619302465, 2620325807, 2848180225, 5955285925, 6265996495, 8096512325, 13101629035, 28823583877, 31329982475, 65508145175, 144117919385, 720589596925]

約数ペア:

[(1, 720589596925), (5, 144117919385), (11, 65508145175), (23, 31329982475), (25, 28823583877), (55, 13101629035), (89, 8096512325), (115, 6265996495), (121, 5955285925), (253, 2848180225), (275, 2620325807), (445, 1619302465), (575, 1253199299), (605, 1191057185), (979, 736046575), (1265, 569636045), (2047, 352022275), (2225, 323860493), (2783, 258925475), (3025, 238211437), (4895, 147209315), (6325, 113927209), (10235, 70404455), (10769, 66913325), (13915, 51785095), (22517, 32002025), (24475, 29441863), (51175, 14080891), (53845, 13382665), (69575, 10357019), (112585, 6400405), (116371, 6192175), (247687, 2909275), (269225, 2676533), (562925, 1280081), (581855, 1238435)]