80665312

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27701}}^1$

素因数の和:27731

約数の個数: 48

約数和(自身を含む): 195465312

約数和(自身を除く): 114800000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 27701, 55402, 110804, 193907, 221608, 360113, 387814, 443216, 720226, 775628, 886432, 1440452, 1551256, 2520791, 2880904, 3102512, 5041582, 5761808, 6205024, 10083164, 11523616, 20166328, 40332656, 80665312]

約数ペア:

[(1, 80665312), (2, 40332656), (4, 20166328), (7, 11523616), (8, 10083164), (13, 6205024), (14, 5761808), (16, 5041582), (26, 3102512), (28, 2880904), (32, 2520791), (52, 1551256), (56, 1440452), (91, 886432), (104, 775628), (112, 720226), (182, 443216), (208, 387814), (224, 360113), (364, 221608), (416, 193907), (728, 110804), (1456, 55402), (2912, 27701)]