22258775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 35616768

約数和(自身を除く): 13357993

約数列:

[1, 5, 7, 11, 25, 31, 35, 55, 77, 155, 175, 217, 275, 341, 373, 385, 775, 1085, 1705, 1865, 1925, 2387, 2611, 4103, 5425, 8525, 9325, 11563, 11935, 13055, 20515, 28721, 57815, 59675, 65275, 80941, 102575, 127193, 143605, 289075, 404705, 635965, 718025, 890351, 2023525, 3179825, 4451755, 22258775]

約数ペア:

[(1, 22258775), (5, 4451755), (7, 3179825), (11, 2023525), (25, 890351), (31, 718025), (35, 635965), (55, 404705), (77, 289075), (155, 143605), (175, 127193), (217, 102575), (275, 80941), (341, 65275), (373, 59675), (385, 57815), (775, 28721), (1085, 20515), (1705, 13055), (1865, 11935), (1925, 11563), (2387, 9325), (2611, 8525), (4103, 5425)]