81128484

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{25321}}^1$

素因数の和:25420

約数の個数: 36

約数和(自身を含む): 207387180

約数和(自身を除く): 126258696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 25321, 50642, 75963, 101284, 151926, 227889, 303852, 455778, 911556, 2253569, 4507138, 6760707, 9014276, 13521414, 20282121, 27042828, 40564242, 81128484]

約数ペア:

[(1, 81128484), (2, 40564242), (3, 27042828), (4, 20282121), (6, 13521414), (9, 9014276), (12, 6760707), (18, 4507138), (36, 2253569), (89, 911556), (178, 455778), (267, 303852), (356, 227889), (534, 151926), (801, 101284), (1068, 75963), (1602, 50642), (3204, 25321)]