25345780

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2749}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 53361000

約数和(自身を除く): 28015220

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 2749, 4610, 5498, 9220, 10996, 13745, 27490, 54980, 1267289, 2534578, 5069156, 6336445, 12672890, 25345780]

約数ペア:

[(1, 25345780), (2, 12672890), (4, 6336445), (5, 5069156), (10, 2534578), (20, 1267289), (461, 54980), (922, 27490), (1844, 13745), (2305, 10996), (2749, 9220), (4610, 5498)]