19941707525

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{1951}}^1\times {\mathrm{3121}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 24937237248

約数和(自身を除く): 4995529723

約数列:

[1, 5, 25, 131, 655, 1951, 3121, 3275, 9755, 15605, 48775, 78025, 255581, 408851, 1277905, 2044255, 6089071, 6389525, 10221275, 30445355, 152226775, 797668301, 3988341505, 19941707525]

約数ペア:

[(1, 19941707525), (5, 3988341505), (25, 797668301), (131, 152226775), (655, 30445355), (1951, 10221275), (3121, 6389525), (3275, 6089071), (9755, 2044255), (15605, 1277905), (48775, 408851), (78025, 255581)]