25314910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 47480832

約数和(自身を除く): 22165922

約数列:

[1, 2, 5, 10, 31, 62, 127, 155, 254, 310, 635, 643, 1270, 1286, 3215, 3937, 6430, 7874, 19685, 19933, 39370, 39866, 81661, 99665, 163322, 199330, 408305, 816610, 2531491, 5062982, 12657455, 25314910]

約数ペア:

[(1, 25314910), (2, 12657455), (5, 5062982), (10, 2531491), (31, 816610), (62, 408305), (127, 199330), (155, 163322), (254, 99665), (310, 81661), (635, 39866), (643, 39370), (1270, 19933), (1286, 19685), (3215, 7874), (3937, 6430)]