81542188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2699}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 96269012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 1079, 1162, 2158, 2324, 2699, 4316, 5398, 7553, 10796, 15106, 18893, 30212, 35087, 37786, 70174, 75572, 140348, 224017, 245609, 448034, 491218, 896068, 982436, 1568119, 2912221, 3136238, 5824442, 6272476, 11648884, 20385547, 40771094, 81542188]

約数ペア:

[(1, 81542188), (2, 40771094), (4, 20385547), (7, 11648884), (13, 6272476), (14, 5824442), (26, 3136238), (28, 2912221), (52, 1568119), (83, 982436), (91, 896068), (166, 491218), (182, 448034), (332, 245609), (364, 224017), (581, 140348), (1079, 75572), (1162, 70174), (2158, 37786), (2324, 35087), (2699, 30212), (4316, 18893), (5398, 15106), (7553, 10796)]