25913965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 40602240

約数和(自身を除く): 14688275

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 121, 145, 203, 211, 319, 385, 605, 847, 1015, 1055, 1477, 1595, 2233, 2321, 3509, 4235, 6119, 7385, 11165, 11605, 16247, 17545, 24563, 25531, 30595, 42833, 67309, 81235, 122815, 127655, 178717, 214165, 336545, 471163, 740399, 893585, 2355815, 3701995, 5182793, 25913965]

約数ペア:

[(1, 25913965), (5, 5182793), (7, 3701995), (11, 2355815), (29, 893585), (35, 740399), (55, 471163), (77, 336545), (121, 214165), (145, 178717), (203, 127655), (211, 122815), (319, 81235), (385, 67309), (605, 42833), (847, 30595), (1015, 25531), (1055, 24563), (1477, 17545), (1595, 16247), (2233, 11605), (2321, 11165), (3509, 7385), (4235, 6119)]