54220705

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 87333120

約数和(自身を除く): 33112415

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 59, 77, 121, 155, 217, 245, 295, 341, 385, 413, 539, 605, 649, 847, 1085, 1519, 1705, 1829, 2065, 2387, 2695, 2891, 3245, 3751, 4235, 4543, 5929, 7139, 7595, 9145, 11935, 12803, 14455, 16709, 18755, 20119, 22715, 26257, 29645, 31801, 35695, 49973, 64015, 83545, 89621, 100595, 131285, 140833, 159005, 183799, 221309, 249865, 349811, 448105, 704165, 918995, 985831, 1106545, 1549163, 1749055, 4929155, 7745815, 10844141, 54220705]

約数ペア:

[(1, 54220705), (5, 10844141), (7, 7745815), (11, 4929155), (31, 1749055), (35, 1549163), (49, 1106545), (55, 985831), (59, 918995), (77, 704165), (121, 448105), (155, 349811), (217, 249865), (245, 221309), (295, 183799), (341, 159005), (385, 140833), (413, 131285), (539, 100595), (605, 89621), (649, 83545), (847, 64015), (1085, 49973), (1519, 35695), (1705, 31801), (1829, 29645), (2065, 26257), (2387, 22715), (2695, 20119), (2891, 18755), (3245, 16709), (3751, 14455), (4235, 12803), (4543, 11935), (5929, 9145), (7139, 7595)]