89372890

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 163699200

約数和(自身を除く): 74326310

約数列:

[1, 2, 5, 10, 97, 194, 199, 398, 463, 485, 926, 970, 995, 1990, 2315, 4630, 19303, 38606, 44911, 89822, 92137, 96515, 184274, 193030, 224555, 449110, 460685, 921370, 8937289, 17874578, 44686445, 89372890]

約数ペア:

[(1, 89372890), (2, 44686445), (5, 17874578), (10, 8937289), (97, 921370), (194, 460685), (199, 449110), (398, 224555), (463, 193030), (485, 184274), (926, 96515), (970, 92137), (995, 89822), (1990, 44911), (2315, 38606), (4630, 19303)]