81405330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{7687}}^1$

素因数の和:8050

約数の個数: 32

約数和(自身を含む): 195951744

約数和(自身を除く): 114546414

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 353, 706, 1059, 1765, 2118, 3530, 5295, 7687, 10590, 15374, 23061, 38435, 46122, 76870, 115305, 230610, 2713511, 5427022, 8140533, 13567555, 16281066, 27135110, 40702665, 81405330]

約数ペア:

[(1, 81405330), (2, 40702665), (3, 27135110), (5, 16281066), (6, 13567555), (10, 8140533), (15, 5427022), (30, 2713511), (353, 230610), (706, 115305), (1059, 76870), (1765, 46122), (2118, 38435), (3530, 23061), (5295, 15374), (7687, 10590)]