25446380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 55502496

約数和(自身を除く): 30056116

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 137, 148, 185, 251, 274, 370, 502, 548, 685, 740, 1004, 1255, 1370, 2510, 2740, 5020, 5069, 9287, 10138, 18574, 20276, 25345, 34387, 37148, 46435, 50690, 68774, 92870, 101380, 137548, 171935, 185740, 343870, 687740, 1272319, 2544638, 5089276, 6361595, 12723190, 25446380]

約数ペア:

[(1, 25446380), (2, 12723190), (4, 6361595), (5, 5089276), (10, 2544638), (20, 1272319), (37, 687740), (74, 343870), (137, 185740), (148, 171935), (185, 137548), (251, 101380), (274, 92870), (370, 68774), (502, 50690), (548, 46435), (685, 37148), (740, 34387), (1004, 25345), (1255, 20276), (1370, 18574), (2510, 10138), (2740, 9287), (5020, 5069)]