55165455

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 106634880

約数和(自身を除く): 51469425

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 67, 81, 95, 107, 135, 171, 201, 285, 321, 335, 405, 513, 535, 603, 855, 963, 1005, 1273, 1539, 1605, 1809, 2033, 2565, 2889, 3015, 3819, 4815, 5427, 6099, 6365, 7169, 7695, 8667, 9045, 10165, 11457, 14445, 18297, 19095, 21507, 27135, 30495, 34371, 35845, 43335, 54891, 57285, 64521, 91485, 103113, 107535, 136211, 164673, 171855, 193563, 274455, 322605, 408633, 515565, 580689, 681055, 823365, 967815, 1225899, 2043165, 2903445, 3677697, 6129495, 11033091, 18388485, 55165455]

約数ペア:

[(1, 55165455), (3, 18388485), (5, 11033091), (9, 6129495), (15, 3677697), (19, 2903445), (27, 2043165), (45, 1225899), (57, 967815), (67, 823365), (81, 681055), (95, 580689), (107, 515565), (135, 408633), (171, 322605), (201, 274455), (285, 193563), (321, 171855), (335, 164673), (405, 136211), (513, 107535), (535, 103113), (603, 91485), (855, 64521), (963, 57285), (1005, 54891), (1273, 43335), (1539, 35845), (1605, 34371), (1809, 30495), (2033, 27135), (2565, 21507), (2889, 19095), (3015, 18297), (3819, 14445), (4815, 11457), (5427, 10165), (6099, 9045), (6365, 8667), (7169, 7695)]