15665660680

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1\times {\mathrm{3511}}^1$

素因数の和:4190

約数の個数: 64

約数和(自身を含む): 35469233280

約数和(自身を除く): 19803572600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 337, 662, 674, 1324, 1348, 1655, 1685, 2648, 2696, 3310, 3370, 3511, 6620, 6740, 7022, 13240, 13480, 14044, 17555, 28088, 35110, 70220, 111547, 140440, 223094, 446188, 557735, 892376, 1115470, 1162141, 1183207, 2230940, 2324282, 2366414, 4461880, 4648564, 4732828, 5810705, 5916035, 9297128, 9465656, 11621410, 11832070, 23242820, 23664140, 46485640, 47328280, 391641517, 783283034, 1566566068, 1958207585, 3133132136, 3916415170, 7832830340, 15665660680]

約数ペア:

[(1, 15665660680), (2, 7832830340), (4, 3916415170), (5, 3133132136), (8, 1958207585), (10, 1566566068), (20, 783283034), (40, 391641517), (331, 47328280), (337, 46485640), (662, 23664140), (674, 23242820), (1324, 11832070), (1348, 11621410), (1655, 9465656), (1685, 9297128), (2648, 5916035), (2696, 5810705), (3310, 4732828), (3370, 4648564), (3511, 4461880), (6620, 2366414), (6740, 2324282), (7022, 2230940), (13240, 1183207), (13480, 1162141), (14044, 1115470), (17555, 892376), (28088, 557735), (35110, 446188), (70220, 223094), (111547, 140440)]