200781776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2179}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 420077280

約数和(自身を除く): 219295504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 443, 886, 1772, 2179, 3544, 4358, 5759, 7088, 8716, 11518, 17432, 23036, 28327, 34864, 46072, 56654, 92144, 113308, 226616, 453232, 965297, 1930594, 3861188, 7722376, 12548861, 15444752, 25097722, 50195444, 100390888, 200781776]

約数ペア:

[(1, 200781776), (2, 100390888), (4, 50195444), (8, 25097722), (13, 15444752), (16, 12548861), (26, 7722376), (52, 3861188), (104, 1930594), (208, 965297), (443, 453232), (886, 226616), (1772, 113308), (2179, 92144), (3544, 56654), (4358, 46072), (5759, 34864), (7088, 28327), (8716, 23036), (11518, 17432)]