76978220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2671}}^1$

素因数の和:2822

約数の個数: 48

約数和(自身を含む): 177762816

約数和(自身を除く): 100784596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2671, 2882, 5342, 5764, 7205, 10684, 13355, 14410, 26710, 28820, 29381, 53420, 58762, 117524, 146905, 293810, 349901, 587620, 699802, 1399604, 1749505, 3499010, 3848911, 6998020, 7697822, 15395644, 19244555, 38489110, 76978220]

約数ペア:

[(1, 76978220), (2, 38489110), (4, 19244555), (5, 15395644), (10, 7697822), (11, 6998020), (20, 3848911), (22, 3499010), (44, 1749505), (55, 1399604), (110, 699802), (131, 587620), (220, 349901), (262, 293810), (524, 146905), (655, 117524), (1310, 58762), (1441, 53420), (2620, 29381), (2671, 28820), (2882, 26710), (5342, 14410), (5764, 13355), (7205, 10684)]