25456444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 50139936

約数和(自身を除く): 24683492

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 101, 131, 148, 202, 262, 404, 481, 524, 962, 1313, 1703, 1924, 2626, 3406, 3737, 4847, 5252, 6812, 7474, 9694, 13231, 14948, 19388, 26462, 48581, 52924, 63011, 97162, 126022, 172003, 194324, 252044, 344006, 489547, 688012, 979094, 1958188, 6364111, 12728222, 25456444]

約数ペア:

[(1, 25456444), (2, 12728222), (4, 6364111), (13, 1958188), (26, 979094), (37, 688012), (52, 489547), (74, 344006), (101, 252044), (131, 194324), (148, 172003), (202, 126022), (262, 97162), (404, 63011), (481, 52924), (524, 48581), (962, 26462), (1313, 19388), (1703, 14948), (1924, 13231), (2626, 9694), (3406, 7474), (3737, 6812), (4847, 5252)]