81274592

素因数分解:

$2^5\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2027}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 183980160

約数和(自身を除く): 102705568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 179, 224, 358, 716, 1253, 1432, 2027, 2506, 2864, 4054, 5012, 5728, 8108, 10024, 14189, 16216, 20048, 28378, 32432, 40096, 56756, 64864, 113512, 227024, 362833, 454048, 725666, 1451332, 2539831, 2902664, 5079662, 5805328, 10159324, 11610656, 20318648, 40637296, 81274592]

約数ペア:

[(1, 81274592), (2, 40637296), (4, 20318648), (7, 11610656), (8, 10159324), (14, 5805328), (16, 5079662), (28, 2902664), (32, 2539831), (56, 1451332), (112, 725666), (179, 454048), (224, 362833), (358, 227024), (716, 113512), (1253, 64864), (1432, 56756), (2027, 40096), (2506, 32432), (2864, 28378), (4054, 20048), (5012, 16216), (5728, 14189), (8108, 10024)]